The generator matrix

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

generates a code of length 23 over Z16 who´s minimum homogenous weight is 16.

Homogenous weight enumerator: w(x)=1x^0+210x^16+16x^17+400x^18+352x^19+2122x^20+2032x^21+7420x^22+7488x^23+7652x^24+2032x^25+2076x^26+352x^27+464x^28+16x^29+84x^30+41x^32+4x^34+6x^36

The gray image is a code over GF(2) with n=184, k=15 and d=64.
This code was found by Heurico 1.16 in 4.3 seconds.