The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+47x^18+98x^19+121x^20+398x^21+695x^22+1442x^23+3753x^24+3278x^25+3734x^26+1462x^27+706x^28+410x^29+118x^30+70x^31+21x^32+10x^33+11x^34+5x^36+3x^38+1x^40

The gray image is a code over GF(2) with n=200, k=14 and d=72.
This code was found by Heurico 1.16 in 1.43 seconds.