The generator matrix

 1  0  1  1  1  6  1 12  1  1 14  1  1  1  2  8  1  1  1  2  1  8  1
 0  1 11  6 13  1 12  1  3  5  1 14  8  1  1  1  7 13  4  8  1  4  3
 0  0 12  0  4  0  0  8  0  8  4 12 12 12 12 12 12  4 12 12 12  4  0
 0  0  0  8  0  0  8  0  0  0  8  8  8  8  8  0  8  0  0  0  0  8  0
 0  0  0  0  8  0  8  8  8  8  8  0  8  8  0  8  0  8  8  8  0  8  0
 0  0  0  0  0  8  0  8  8  0  8  8  0  8  8  0  0  8  8  0  0  0  0

generates a code of length 23 over Z16 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+44x^18+152x^19+482x^20+814x^21+1844x^22+1664x^23+1654x^24+822x^25+532x^26+104x^27+38x^28+26x^29+12x^30+1x^32+2x^33

The gray image is a code over GF(2) with n=184, k=13 and d=72.
This code was found by Heurico 1.16 in 0.27 seconds.