Extension: [7,7,1] to [48,7,18] Number of the matrices for extension:1 {self-orthogonal no} Number of ones to add in the first row in the generator matrix of the codes: 17 Weights: 18 27 36 45 Maximal number for proportional coordinates in the output codes:Till dimension 1--48; Till dimension 2--48; Till dimension 3--48; Till dimension 4--48; Till dimension 5--48; Till dimension 6--48; Till dimension 7--48; The minimum distance of the dual codes is: 2 ======================== Start matrix 1 49 E 1111111111111111100000000000000000000000010000001 0000000000000000000000000000000000000000001000002 0000000000000000000000000000000000000000000100003 0000000000000000000000000000000000000000000010004 0000000000000000000000000000000000000000000001005 0000000000000000000000000000000000000000000000106 0000000000000000000000000000000000000000000000017 ?7 48 3 _7 1 111111111111111110000000000000000000000001000000 111111222222000002222222222222222222222200100000 112200112200112201111111111122222222222020010000 110022002211221101222222222212222222220220001000 102222221022222210222222222001200000000000000100 000012120000001200222222222000012000000000000010 001200000012120000222222222000000120000000000001 AUT: 419904 $1z^{0}+92z^{18}+794z^{27}+1290z^{36}+10z^{45} dd-2$\\ ?7 48 3 _7 2 111111111111111110000000000000000000000001000000 111111222222000002222222222222222222222200100000 112200112200112201111111111122222222222020010000 102012201210121021222222222212222222220220001000 120102100221201211111111111221222222202220000100 100221021201210121222222222222122222022220000010 121020010212022111000000000222212220222220000001 AUT: 419904 $1z^{0}+84z^{18}+818z^{27}+1266z^{36}+18z^{45} dd-2$\\ ?7 48 3 _7 3 111111111111111110000000000000000000000001000000 111111222222000002222222222222222222222200100000 112200112200112201111111111122222222222020010000 102012201210121021222222222212222222220220001000 120102100221201211111111111221222222202220000100 100221021201210121222222222222122222022220000010 121020010212022111222222222222212220222220000001 AUT: 699840 $1z^{0}+90z^{18}+800z^{27}+1284z^{36}+12z^{45} dd-2$\\ ?7 48 3 _7 4 111111111111111110000000000000000000000001000000 111111222222000002222222222222222222222200100000 112200112200112201111111111122222222222020010000 102012201210121021222222222212222222220220001000 100221021201210121222222222221222222202220000100 120102100221201211222222222222122222022220000010 121020010212022111222222222222212220222220000001 AUT: 7698240 $1z^{0}+132z^{18}+728z^{27}+1302z^{36}+24z^{45} dd-2$\\ ?7 48 3 _7 5 111111111111111110000000000000000000000001000000 111111222222000002222222222222222222222200100000 112200112200112201122222222222222222222020010000 102012201210121021212222222222222222220220001000 100221021201210121221222222222222222202220000100 120102100221201211222122222222222222022220000010 121020010212022111222212222222222220222220000001 AUT: 277136640 $1z^{0}+264z^{18}+440z^{27}+1482z^{36} dd-2$\\ ?7 48 3 _7 6 111111111111111110000000000000000000000001000000 111222222222222002222222222222222222200000100000 222111222222222001111111111111112220022000010000 222111222222222001111222222222201201212000001000 222111111222000001110222222222000000000220000100 111222120120120002220222222222000000000120000010 120120000000000121200222222222000000000000000001 AUT: 5184 $1z^{0}+84z^{18}+800z^{27}+1302z^{36} dd-2$\\ ?7 48 3 _7 7 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 222222111111000002222222222220000002200000000100 222111222111000001111112222220000000022000000010 000222222000222000000001112220000000000220000001 AUT: 96 $1z^{0}+80z^{18}+884z^{27}+1146z^{36}+76z^{45} dd-2$\\ ?7 48 3 _7 8 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 222222111111000002222222222220000002200000000100 222111222111000001111112222220000000022000000010 222111111222000002221112221110000000000220000001 AUT: 384 $1z^{0}+98z^{18}+884z^{27}+1092z^{36}+112z^{45} dd-2$\\ ?7 48 3 _7 9 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 222222111111000002222222222220000002200000000100 000222000222222000002220001110000000022000000010 000222000222222002220001110000000000000220000001 AUT: 96 $1z^{0}+68z^{18}+920z^{27}+1110z^{36}+88z^{45} dd-2$\\ ?7 48 3 _7 10 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 222111222222222002220001112220000002200000000100 111222222222222002221110002220000000022000000010 222222000000222000002222220000000000000220000001 AUT: 288 $1z^{0}+80z^{18}+884z^{27}+1146z^{36}+76z^{45} dd-2$\\ ?7 48 3 _7 11 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 222111222222222002220001112220000002200000000100 111222222222222002221110002220000000022000000010 222222000000222002220000002220000000000220000001 AUT: 128 $1z^{0}+68z^{18}+920z^{27}+1110z^{36}+88z^{45} dd-2$\\ ?7 48 3 _7 12 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 222111222222222002220001112220000002200000000100 111222222222222002221110002220000000022000000010 000000222111000002222222220000000000000220000001 AUT: 48 $1z^{0}+74z^{18}+902z^{27}+1128z^{36}+82z^{45} dd-2$\\ ?7 48 3 _7 13 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 000000222111000002222222220000000002200000000100 000111222000000002220002221110000000022000000010 000222000222222000002220001110000000000220000001 AUT: 288 $1z^{0}+86z^{18}+866z^{27}+1164z^{36}+70z^{45} dd-2$\\ ?7 48 3 _7 14 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 000000222111000002222222220000000002200000000100 000111222000000002220002221110000000022000000010 111000222000000002222220001110000000000220000001 AUT: 864 $1z^{0}+110z^{18}+848z^{27}+1128z^{36}+100z^{45} dd-2$\\ ?7 48 3 _7 15 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222111111222000001112221112220000220000000001000 000000222111000002222222220000000002200000000100 000111000222000002222221110000000000022000000010 111000000222000002221112220000000000000220000001 AUT: 336 $1z^{0}+98z^{18}+884z^{27}+1092z^{36}+112z^{45} dd-2$\\ ?7 48 3 _7 16 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 222222111111000002222222222220000220000000001000 222111222111000001111112222220000002200000000100 000222222000222000000001112220000000022000000010 000222222000222001112220000000000000000220000001 AUT: 384 $1z^{0}+92z^{18}+848z^{27}+1182z^{36}+64z^{45} dd-2$\\ ?7 48 3 _7 17 111111111111111110000000000000000000000001000000 111111222222000002222222222222200000000000100000 111222111222000001111112222220022000000000010000 000222222111111000000002220000000220000000001000 222000000222222000000001112220000002200000000100 000222222000222000000001112220000000022000000010 222111111000222000000000002220000000000220000001 AUT: 5760 $1z^{0}+122z^{18}+812z^{27}+1164z^{36}+88z^{45} dd-2$\\ DIFFERENT ENUMERATORS :17 ALL CODES: 17 1 1 AUT: 419904 $1z^{0}+92z^{18}+794z^{27}+1290z^{36}+10z^{45} dd-2$\\ 2 1 AUT: 419904 $1z^{0}+84z^{18}+818z^{27}+1266z^{36}+18z^{45} dd-2$\\ 3 1 AUT: 699840 $1z^{0}+90z^{18}+800z^{27}+1284z^{36}+12z^{45} dd-2$\\ 4 1 AUT: 7698240 $1z^{0}+132z^{18}+728z^{27}+1302z^{36}+24z^{45} dd-2$\\ 5 1 AUT: 277136640 $1z^{0}+264z^{18}+440z^{27}+1482z^{36} dd-2$\\ 6 1 AUT: 5184 $1z^{0}+84z^{18}+800z^{27}+1302z^{36} dd-2$\\ 7 1 AUT: 96 $1z^{0}+80z^{18}+884z^{27}+1146z^{36}+76z^{45} dd-2$\\ 8 1 AUT: 384 $1z^{0}+98z^{18}+884z^{27}+1092z^{36}+112z^{45} dd-2$\\ 9 1 AUT: 96 $1z^{0}+68z^{18}+920z^{27}+1110z^{36}+88z^{45} dd-2$\\ 10 1 AUT: 288 $1z^{0}+80z^{18}+884z^{27}+1146z^{36}+76z^{45} dd-2$\\ 11 1 AUT: 128 $1z^{0}+68z^{18}+920z^{27}+1110z^{36}+88z^{45} dd-2$\\ 12 1 AUT: 48 $1z^{0}+74z^{18}+902z^{27}+1128z^{36}+82z^{45} dd-2$\\ 13 1 AUT: 288 $1z^{0}+86z^{18}+866z^{27}+1164z^{36}+70z^{45} dd-2$\\ 14 1 AUT: 864 $1z^{0}+110z^{18}+848z^{27}+1128z^{36}+100z^{45} dd-2$\\ 15 1 AUT: 336 $1z^{0}+98z^{18}+884z^{27}+1092z^{36}+112z^{45} dd-2$\\ 16 1 AUT: 384 $1z^{0}+92z^{18}+848z^{27}+1182z^{36}+64z^{45} dd-2$\\ 17 1 AUT: 5760 $1z^{0}+122z^{18}+812z^{27}+1164z^{36}+88z^{45} dd-2$\\