The generator matrix

 1  1  1  1  1  1  1  1  1  1  2  2  0  1  1  0  2
 0  2  0  0  0  2  6  2  4  4  4  6  2  0  0  0  6
 0  0  2  0  2  2  2  4  4  0  6  2  2  2  6  2  0
 0  0  0  2  2  4  6  2  0  6  6  2  6  2  4  4  4
 0  0  0  0  4  4  4  0  4  4  0  4  0  0  4  0  4

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

Homogenous weight enumerator: w(x)=1x^0+50x^13+96x^14+130x^15+173x^16+164x^17+160x^18+116x^19+48x^20+42x^21+32x^22+10x^23+2x^24

The gray image is a code over GF(2) with n=68, k=10 and d=26.
This code was found by Heurico 1.16 in 17.7 seconds.