The generator matrix

 1  0  0  1  1  1  2  1  1 12  1 12  2  0  1  1  4  1  1  8
 0  1  0  1  2  7  1  4  6  0  3  1  1  4  5 13  1  6  8  1
 0  0  1  1  1  2  3  4  7  1  7 14 13  2 12  2  3  5 12 10
 0  0  0  2  0  8  2 14  2  6  4 10 12  2  2  6 12 10 12 14
 0  0  0  0  8  8  8  0  8  0  0  0  8  8  8  0  0  8  8  8

generates a code of length 20 over Z16 who´s minimum homogenous weight is 15.

Homogenous weight enumerator: w(x)=1x^0+166x^15+974x^16+2756x^17+7158x^18+13034x^19+16926x^20+13608x^21+7356x^22+2474x^23+844x^24+212x^25+14x^26+6x^27+6x^28+1x^32

The gray image is a code over GF(2) with n=160, k=16 and d=60.
This code was found by Heurico 1.16 in 7.62 seconds.