The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+69x^20+298x^21+458x^22+1018x^23+1143x^24+2276x^25+1142x^26+988x^27+437x^28+234x^29+62x^30+42x^31+12x^32+8x^33+2x^34+2x^36

The gray image is a code over GF(2) with n=200, k=13 and d=80.
This code was found by Heurico 1.16 in 0.415 seconds.