The generator matrix

 1  0  1  1  1  6  1  1 12  1  1 10  1  1  1  1  1  0  1  1  1  0  1
 0  1  3  6  5  1 12 15  1 10  9  1  0  6 12 10  3  1  0 12  0  2  0
 0  0  8  0  0  0  0  8  0  8  8  8  0  0  8  8  0  0  8  8  0  8  0
 0  0  0  8  0  0  8  8  0  8  0  8  0  8  8  0  0  8  0  0  0  0  8
 0  0  0  0  8  0  8  0  8  8  8  8  0  8  0  8  0  0  0  8  8  0  8
 0  0  0  0  0  8  0  8  8  8  0  8  8  8  0  0  8  0  0  0  8  0  0

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

Homogenous weight enumerator: w(x)=1x^0+26x^18+48x^19+169x^20+412x^21+1022x^22+744x^23+1026x^24+416x^25+160x^26+40x^27+18x^28+4x^29+6x^30+1x^32+2x^34+1x^36

The gray image is a code over GF(2) with n=184, k=12 and d=72.
This code was found by Heurico 1.16 in 0.0548 seconds.