The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+66x^16+166x^17+443x^18+884x^19+1851x^20+3562x^21+5871x^22+7052x^23+5751x^24+3786x^25+1931x^26+780x^27+379x^28+134x^29+73x^30+20x^31+14x^32+2x^34+2x^36

The gray image is a code over GF(2) with n=184, k=15 and d=64.
This code was found by Heurico 1.16 in 4.14 seconds.