length n = 231
dimension k = 7
alphabet length q = 2

minimum distance d = 115

generator matrix:
000000100000010000000000000001111110000000000000001111110000000000001111111110000000000001111111110000111000011100011110000111000000000111111111111000000000111111111111000111100000011111111111111100000011111111111111101111110111111
000001000000100000000000111110000010000000000111110000010000001111110000001110000001111110000001110011001001100101100110011001000111111000000111111000111111000000111111011001101111100000111111111101111100000111111111110111111011111
000010000001000000001111000010000100000001111000010000100001110001110001110000001110001110001110000101010010101001111001100001111000111000111000111111000111000111000111101010110111101111000011111110111101111000011111111011111101111
000100000010000001110001000100001000001110001000100001000110110110000010010010110110110000010010011001100100110010101010101010011011011111001001001011011011111001001001110011011011110111011100011111011110111011100011111101111110111
001000000100000110010010001000010000110010010001000010001110011000010100100101110011000010100100100110100011010011001101001100101101101011110011000101101101011110011000110100111101111011101101100111101111011101101100111110111111011
010000001000001010100100010000100001010100100010000100001011001010101011000001011001010101011000001100001110000111010010110100111110010101010110010111110010101010110010011110011110111101110110101011110111101110110101011111011111101
100000010000001101001000100001000001101001000100001000001101100101001100001001101100101001100001001010010101001010110101010010110111100110101100100110111100110101100100101101011111011110111011010011111011110111011010011111101111110

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

0000001
0100000
0000010
1000000
0010000
0000100
0001000