The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+36x^16+138x^17+358x^18+728x^19+1547x^20+3302x^21+6259x^22+8068x^23+6187x^24+3318x^25+1659x^26+656x^27+289x^28+154x^29+41x^30+20x^31+4x^32+3x^34

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 3.86 seconds.