The generator matrix

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

generates a code of length 27 over Z8 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+73x^18+158x^19+469x^20+1030x^21+1522x^22+3694x^23+4454x^24+8090x^25+7826x^26+10814x^27+7788x^28+8238x^29+4472x^30+3750x^31+1597x^32+926x^33+357x^34+140x^35+87x^36+20x^37+22x^38+4x^39+4x^40

The gray image is a code over GF(2) with n=108, k=16 and d=36.
This code was found by Heurico 1.16 in 34.6 seconds.