The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+49x^18+24x^19+119x^20+224x^21+109x^22+1040x^23+79x^24+224x^25+83x^26+24x^27+53x^28+15x^30+4x^32

The gray image is a code over GF(2) with n=184, k=11 and d=72.
This code was found by Heurico 1.16 in 0.0328 seconds.