The generator matrix

 1  1  1  1  1  1  1  1  2  0  1  2  1  1  1  1  1  1  1  0  0  1  1  1
 0  2 12  6  0  6 12 10  6  2  0 10  6 12 10 12  6  0 10  2  2  0 10  0
 0  0  8  0  0  0  0  0  0  8  8  8  0  0  8  0  8  0  8  0  8  8  8  0
 0  0  0  8  0  0  0  8  0  8  0  8  0  8  0  8  8  0  0  8  0  0  8  0
 0  0  0  0  8  0  0  8  8  0  8  0  8  8  0  8  8  0  0  0  8  8  0  0
 0  0  0  0  0  8  0  8  8  8  0  0  0  0  0  0  8  8  0  8  8  8  0  0
 0  0  0  0  0  0  8  8  8  0  0  8  8  8  0  0  8  8  8  0  8  0  8  8

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

Homogenous weight enumerator: w(x)=1x^0+26x^18+20x^19+89x^20+196x^21+297x^22+936x^23+978x^24+936x^25+292x^26+196x^27+76x^28+20x^29+22x^30+5x^32+2x^34+3x^36+1x^38

The gray image is a code over GF(2) with n=192, k=12 and d=72.
This code was found by Heurico 1.16 in 0.0909 seconds.