Binary (69,18)-code with minimal distance 20
[100000000000000000111010000001111110111110111011101111010111110000000]
[010000000000000000101101000001111010101001011111100110010000011000000]
[001000000000000000110110100001111000100010101101100010110011101000000]
[000100000000000000101011010001111001100110010100100000100010010000000]
[000010000000000000100101101001111001000101001000000001101010101000000]
[000001000000000000110010110101111001010100100110010001001110110000000]
[000000100000000000111001011011111001011101010001011001011100111000000]
[000000010000000000111100101100111001011000101010111101010101111000000]
[000000001000000000111110010111011001011010010111001111010001011000000]
[000000000100000000101111001010101001011010001001110110010011001000000]
[000000000010000000100111100100010001011010000110101010110010000000000]
[000000000001000000100011110011001101011011000001000100100010100000000]
[000000000000100000100001111000100011011011100010110011101010110000000]
[000000000000010000100000111101010100011011110011001000001110111000000]
[000000000000001000100000011111101111111010111011110101111100111000000]
[000000000000000100100000001110110010001010011111101011000101111000000]
[000000000000000010100000000110011100110010001101100100011001011000000]
[000000000000000001100000000010001011101110000100100011110111001000000]