length n = 256
dimension k = 7
alphabet length q = 2

minimum distance d = 128

generator matrix:
0000010000010000000000111111111100000000001111111111000000001000001000001000000000011111000000000011111000000000011111000000000011111111110000000000111111111100000000001111111111000001111111111000001111111111000001111111111011111011111011111011111011111111
0000100000100000111111000000111100001111110000001111000000010000010000010000000111100001000000111100001000000111100001000011111100000011110000111111000000111100001111110000001111011110000111111011110000111111011110000111111101111101111101111101111101111111
0000000000000000000000000000000000000000000000000000111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111000000000000111111111111111111111
0001000001000111000111000111000101110001110001110001000000100000100000100000111000100010000111000100010000111000100010011100011100011100010111000111000111000101110001110001110001101110111000111101110111000111101110111000111110111110111110111110111110111111
0010000010001011011001011001001010110110010110010010000001000001000001000011001001000100011001001000100011001001000100101101100101100100101011011001011001001010110110010110010010110111011011001110111011011001110111011011001111011111011111011111011111011111
0100000100001101101010101010010011011010101010100100000010000010000010000101010010001000101010010001000101010010001000110110101010101001001101101010101010010011011010101010100100111011101101010111011101101010111011101101010111101111101111101111101111101111
1000001000001110110100110100100011101101001101001000000100000100000100000110100100010000110100100010000110100100010000111011010011010010001110110100110100100011101101001101001000111101110110100111101110110100111101110110100111110111110111110111110111110111

projective group of automorphisms generated by:
0000010
1000000
0010000
0000100
0000001
0100000
0001000

0000001
0000100
0010000
0000010
0001000
1000000
0100000