Binary (29,20)-code with minimal distance 4

[10000000000010100000000000100]
[01000000000010010000000000100]
[00100000000010001000000000100]
[00010000000010000100000000100]
[00001000000010000010000000100]
[00000100000010000001000000100]
[00000010000010000000100000100]
[00000001000010000000010000100]
[00000000100010000000001000100]
[00000000010010000000000100100]
[00000000001010000000000010100]
[00000000000110000000000001100]
[00000000000000100000110000010]
[00000000000000010000101000010]
[00000000000000001000100100010]
[00000000000000000100100010010]
[00000000000000000010100001010]
[00000000000000000001100000110]
[00000000000000000000010101010]
[00000000000000000000001010110]