The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+173x^18+20x^19+756x^20+472x^21+2145x^22+2536x^23+4765x^24+7800x^25+8324x^26+11152x^27+8741x^28+7688x^29+5066x^30+2648x^31+1933x^32+424x^33+637x^34+28x^35+182x^36+37x^38+5x^40+2x^42+1x^44

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 43.1 seconds.