Best binary codes

Binary (30,18)-code with minimal distance 6

[100000000000000000001111110010]
[010000000000000000000011101010]
[001000000000000000111100100110]
[000100000000000000010110111010]
[000010000000000000110000010110]
[000001000000000000011001111010]
[000000100000000000101011001110]
[000000010000000000111101011110]
[000000001000000000111110001010]
[000000000100000000100100101010]
[000000000010000000110111100010]
[000000000001000000111011110110]
[000000000000100000001000011110]
[000000000000010000000111000110]
[000000000000001000011100010010]
[000000000000000100111001000010]
[000000000000000010101111010100]
[000000000000000001110101101100]