The generator matrix

 1  1  1  1  1  1  1  1  2  1  2  2  1  8  2  1  2  4 12  0  1  1  1
 0  2  0  2  0  0  2  6  2  8  0 14 10  2  4 12 10  2  8  2 10  0  8
 0  0  2  2  0  6  2  4  2 12  6  0  6  0  2  6  6  6  2 14  0  6  0
 0  0  0  4  0  0  0  0  0  0  8  8 12 12 12  0  8 12  4 12 12  8  8
 0  0  0  0 12  0  0  0 12  8 12 12  8  4 12 12  8  0  8  0  8 12  8
 0  0  0  0  0 12  8 12 12 12 12  0 12  4  8  4  0  0 12 12  8  4  4

generates a code of length 23 over Z16 who´s minimum homogenous weight is 16.

Homogenous weight enumerator: w(x)=1x^0+152x^16+120x^17+920x^18+1268x^19+3907x^20+7048x^21+12358x^22+13820x^23+12510x^24+7112x^25+4002x^26+1228x^27+804x^28+120x^29+122x^30+4x^31+33x^32+6x^34+1x^36

The gray image is a code over GF(2) with n=184, k=16 and d=64.
This code was found by Heurico 1.16 in 15.9 seconds.