The generator matrix

 1  0  0  1  1  1 14  1  1  6  1  1 12  6 14  8  1  1  1  1  2  0 10  2  1
 0  1  0  2  1 11  1 12  2  0  7  9  1  1  1  1 13 10 15  4 10  4 12  0  9
 0  0  1  1  5  4  3  6  3  1  7  4  2  5  4  3  6  3 13 10  1  1  1 12  1
 0  0  0  4  4  8  4  8 12  0  0 12 12  8  8 12 12  0  0  4 12 12  0 12 12
 0  0  0  0  8  0  0  8  8  8  8  0  0  0  8  8  8  0  0  0  8  8  0  0  8

generates a code of length 25 over Z16 who´s minimum homogenous weight is 20.

Homogenous weight enumerator: w(x)=1x^0+158x^20+652x^21+1877x^22+3798x^23+6096x^24+7454x^25+6307x^26+3940x^27+1766x^28+464x^29+163x^30+70x^31+11x^32+6x^33+5x^34

The gray image is a code over GF(2) with n=200, k=15 and d=80.
This code was found by Heurico 1.16 in 2.93 seconds.