The generator matrix

 1  1  1  1  1  1  1  1  1  2  1  1  2  2  1  1  2  1  1  4  1  2  2  4  1
 0 12  0  0  0  4 12  4  0  8  0  4 12 12  4  0  4  4  0  4 12  8  0  0  0
 0  0 12  0  4  4 12  0  0  0  4  8  4  8  0 12  0  4  4  4  0 12  4  8  0
 0  0  0 12  4  0 12  4  0  4  4  4  4  8  0  4 12  0  8  0  8 12  4  0  0
 0  0  0  0  8  0  0  0  0  0  8  0  0  0  0  8  8  0  8  8  8  8  0  8  0
 0  0  0  0  0  8  0  0  0  8  8  8  0  0  8  0  0  0  8  0  8  8  0  8  0
 0  0  0  0  0  0  8  0  0  8  8  8  0  8  0  8  0  8  8  8  8  8  8  8  0
 0  0  0  0  0  0  0  8  0  0  0  8  8  0  8  8  8  8  8  8  0  8  0  0  8
 0  0  0  0  0  0  0  0  8  8  8  0  8  0  8  8  0  8  8  0  8  0  8  0  8

generates a code of length 25 over Z16 who´s minimum homogenous weight is 16.

Homogenous weight enumerator: w(x)=1x^0+49x^16+66x^17+210x^18+264x^19+487x^20+704x^21+1202x^22+1744x^23+6218x^24+10756x^25+6248x^26+1872x^27+1274x^28+688x^29+472x^30+208x^31+148x^32+74x^33+54x^34+8x^35+15x^36+6x^38

The gray image is a code over GF(2) with n=200, k=15 and d=64.
This code was found by Heurico 1.16 in 4.96 seconds.