Binary (27,21)-code with minimal distance 4
[100000000000000000000111110]
[010000000000000000000111000]
[001000000000000000000101111]
[000100000000000000000101100]
[000010000000000000000101010]
[000001000000000000000101001]
[000000100000000000000011100]
[000000010000000000000011111]
[000000001000000000000011001]
[000000000100000000000001110]
[000000000010000000000001101]
[000000000001000000000001011]
[000000000000100000000110100]
[000000000000010000000110111]
[000000000000001000000110001]
[000000000000000100000100110]
[000000000000000010000100101]
[000000000000000001000100011]
[000000000000000000100010101]
[000000000000000000010010110]
[000000000000000000001000111]