Binary (31,15)-code with minimal distance 8

[1000000000000001111010001000001]
[0100000000000001101101000100001]
[0010000000000001101000110010001]
[0001000000000000110111000001001]
[0000100000000000110010110000101]
[0000010000000000100101110000011]
[0000001000000001010100001101001]
[0000000100000001010000011010101]
[0000000010000001000100010110011]
[0000000001000000010100010001111]
[0000000000100000001011001101001]
[0000000000010000001010101010101]
[0000000000001000001001100110011]
[0000000000000100000011100001111]
[0000000000000010000000001111111]