The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+66x^13+174x^14+302x^15+356x^16+300x^17+316x^18+284x^19+158x^20+66x^21+14x^22+6x^23+5x^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 0.0248 seconds.