The generator matrix

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

generates a code of length 26 over Z8 who´s minimum homogenous weight is 16.

Homogenous weight enumerator: w(x)=1x^0+40x^16+70x^17+211x^18+296x^19+614x^20+904x^21+1622x^22+2250x^23+3422x^24+4668x^25+4515x^26+4656x^27+3500x^28+2272x^29+1652x^30+932x^31+551x^32+270x^33+185x^34+56x^35+62x^36+8x^37+6x^38+2x^39+2x^40+1x^42

The gray image is a code over GF(2) with n=104, k=15 and d=32.
This code was found by Heurico 1.16 in 10.8 seconds.