The generator matrix

 1  0  0  1  1  1  6  1  1  1  1 10  6  1  0  1  1  4  2  4  1  1  1  1
 0  1  0  1  6  7  1  0 12 11  7  1  1  7  6  6  9  1  2  1 14 11  5  1
 0  0  1  1  3  2  3  6  3  7  4  5  0  1  1  5  6  1  1  7  1  2  6  1
 0  0  0  8  0  0  0  0  0  8  0  8  8  8  8  0  0  0  0  8  8  0  8  8
 0  0  0  0  8  0  0  0  8  0  8  8  8  8  0  0  0  0  8  8  8  8  0  0
 0  0  0  0  0  8  0  0  0  0  8  8  8  0  8  8  0  8  8  8  0  0  0  8
 0  0  0  0  0  0  8  8  8  8  0  8  0  0  8  0  0  8  0  0  8  8  8  8

generates a code of length 24 over Z16 who´s minimum homogenous weight is 18.

Homogenous weight enumerator: w(x)=1x^0+79x^18+262x^19+1123x^20+3230x^21+7016x^22+12890x^23+16386x^24+12906x^25+6918x^26+3226x^27+1164x^28+242x^29+64x^30+6x^31+13x^32+6x^33+3x^34+1x^36

The gray image is a code over GF(2) with n=192, k=16 and d=72.
This code was found by Heurico 1.16 in 9.31 seconds.