The generator matrix

 1  0  1  1  1 12  1  1  2  1  6  1  4  1  1  6  1  2  1  1  1  2  1
 0  1  1  0 11  1  6  7  1 10  1 13  1  0  3  1  1 12  0  7 13  4  8
 0  0  2  6  0  2  0  2  6 10  8  4  2 12  2  4  8  2  4  6  2  2  4
 0  0  0 12  0  0  4 12 12  8  4  4 12  8  8  0  4  0  4  8  4 12 12
 0  0  0  0 12 12  4  4  8  4 12  4  4  4 12 12  8  4  8 12 12 12  4

generates a code of length 23 over Z16 who´s minimum homogenous weight is 17.

Homogenous weight enumerator: w(x)=1x^0+44x^17+194x^18+592x^19+1537x^20+3576x^21+6457x^22+7930x^23+6488x^24+3684x^25+1516x^26+476x^27+161x^28+72x^29+25x^30+10x^31+5x^32

The gray image is a code over GF(2) with n=184, k=15 and d=68.
This code was found by Heurico 1.16 in 3.07 seconds.