Binary (31,26)-code with minimal distance 3

[1000000000000000000000000011111]
[0100000000000000000000000011110]
[0010000000000000000000000011101]
[0001000000000000000000000011100]
[0000100000000000000000000010111]
[0000010000000000000000000010110]
[0000001000000000000000000010101]
[0000000100000000000000000010100]
[0000000010000000000000000011011]
[0000000001000000000000000011010]
[0000000000100000000000000011001]
[0000000000010000000000000011000]
[0000000000001000000000000010011]
[0000000000000100000000000010010]
[0000000000000010000000000010001]
[0000000000000001000000000001111]
[0000000000000000100000000001110]
[0000000000000000010000000001101]
[0000000000000000001000000001100]
[0000000000000000000100000000111]
[0000000000000000000010000000110]
[0000000000000000000001000000101]
[0000000000000000000000100001011]
[0000000000000000000000010001010]
[0000000000000000000000001001001]
[0000000000000000000000000100011]