The generator matrix

 1  0  0  1  1  1  2  1  2  1  0  1  6  1  1  1  1
 0  1  0  0  1  7  1  2  1  2  1  7  1  0  3  2  4
 0  0  1  3  3  2  1  1  2  2  3  2  0  0  7  5  4
 0  0  0  4  0  0  0  4  0  4  4  4  4  0  4  0  4
 0  0  0  0  4  0  0  4  4  0  0  4  4  4  0  0  4

generates a code of length 17 over Z8 who´s minimum homogenous weight is 13.

Homogenous weight enumerator: w(x)=1x^0+58x^13+184x^14+280x^15+261x^16+492x^17+284x^18+256x^19+148x^20+58x^21+12x^22+8x^23+6x^24

The gray image is a code over GF(2) with n=68, k=11 and d=26.
This code was found by Heurico 1.16 in 0.0332 seconds.