The generator matrix

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

generates a code of length 30 over Z16 who´s minimum homogenous weight is 25.

Homogenous weight enumerator: w(x)=1x^0+144x^25+542x^26+916x^27+2014x^28+2976x^29+3048x^30+3256x^31+2133x^32+696x^33+400x^34+172x^35+42x^36+24x^37+8x^38+8x^39+2x^40+2x^42

The gray image is a code over GF(2) with n=240, k=14 and d=100.
This code was found by Heurico 1.16 in 50.3 seconds.