The generator matrix

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

generates a code of length 25 over Z8 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+61x^18+76x^19+104x^20+128x^21+259x^22+412x^23+613x^24+848x^25+578x^26+356x^27+265x^28+160x^29+113x^30+52x^31+38x^32+16x^33+12x^34+3x^36+1x^42

The gray image is a code over GF(2) with n=100, k=12 and d=36.
This code was found by Heurico 1.16 in 0.244 seconds.