The generator matrix

 1  1  1  1  1  1  1  1  2  1  2  2  1  2  0 12  1  2  8  1  2  0
 0  2  0  2  0  0  2  6  2  8  4 14 14 14  0  2  8 10  2 10  2  0
 0  0  2  2  0  6  2  4  2 12  2  4  6  0  2 10  8  0  0  0  4  2
 0  0  0  4  0  0  0  0  0  0  4  4 12  8  8  4 12  8  8 12  4  4
 0  0  0  0 12  0  0  0 12  8  4 12  8  4 12 12  8 12  8 12 12  8
 0  0  0  0  0 12  8 12 12 12  8  8  4  8  4  4  0  4 12  4  8 12

generates a code of length 22 over Z16 who´s minimum homogenous weight is 15.

Homogenous weight enumerator: w(x)=1x^0+88x^15+246x^16+684x^17+1647x^18+3640x^19+7340x^20+11988x^21+14241x^22+11868x^23+7491x^24+3816x^25+1555x^26+592x^27+215x^28+84x^29+27x^30+4x^31+2x^32+4x^33+2x^34+1x^36

The gray image is a code over GF(2) with n=176, k=16 and d=60.
This code was found by Heurico 1.16 in 14.5 seconds.