The generator matrix

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

generates a code of length 25 over Z16 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+48x^18+204x^19+412x^20+670x^21+1791x^22+3588x^23+5942x^24+7398x^25+5935x^26+3716x^27+1805x^28+618x^29+405x^30+172x^31+28x^32+18x^33+13x^34+3x^36+1x^40

The gray image is a code over GF(2) with n=200, k=15 and d=72.
This code was found by Heurico 1.16 in 4.67 seconds.