The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  4  4  2  2  2  4  1  1
 0 12  0  0  0  0  0  0  0 12  4 12 12  8  8  4  8  8  4 12  8  0  8
 0  0 12  0  0  0  4 12  4  4  4  8  0  0  8  4  8  4 12  4 12 12  0
 0  0  0 12  0  4  4  4  8  4  0 12  4  4  8  0  4  8  4  0  0  4  4
 0  0  0  0 12  4  0  4  4  8  0  8 12  8  0  8  4  8 12  4  4 12  0
 0  0  0  0  0  8  0  0  8  0  8  8  8  8  8  0  0  0  8  0  8  0  8
 0  0  0  0  0  0  8  0  0  0  0  0  0  8  0  8  8  0  8  8  8  8  0

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

Homogenous weight enumerator: w(x)=1x^0+110x^16+4x^17+444x^18+104x^19+1097x^20+1212x^21+3406x^22+3504x^23+3573x^24+1212x^25+1106x^26+104x^27+382x^28+4x^29+98x^30+19x^32+2x^34+1x^36+1x^40

The gray image is a code over GF(2) with n=184, k=14 and d=64.
This code was found by Heurico 1.16 in 1.55 seconds.