The generator matrix

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

generates a code of length 24 over Z16 who´s minimum homogenous weight is 20.

Homogenous weight enumerator: w(x)=1x^0+119x^20+280x^21+515x^22+764x^23+810x^24+764x^25+462x^26+192x^27+123x^28+40x^29+15x^30+4x^31+3x^32+4x^33

The gray image is a code over GF(2) with n=192, k=12 and d=80.
This code was found by Heurico 1.16 in 0.0999 seconds.