The generator matrix

 1  0  1  1  1 10  1  1 14  1  1  2  6 12  6  0  0  1  0  1  1  1  1
 0  1  1  0  3  1  8 11  1 10  3  1  1  1  1  1  2 15  4  7  2 12  0
 0  0  2  0 14  8  2 12  2 14  4  6 14 12 10  6 14  0  2  2 10 10  0
 0  0  0  2 14 14 14  8  6  0 10  4 14  4  4  8 10 12 10  8  0 10  8

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

Homogenous weight enumerator: w(x)=1x^0+56x^18+262x^19+961x^20+1792x^21+3321x^22+3520x^23+3623x^24+1668x^25+746x^26+282x^27+111x^28+28x^29+13x^30

The gray image is a code over GF(2) with n=184, k=14 and d=72.
This code was found by Heurico 1.16 in 0.805 seconds.