The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+40x^16+114x^17+383x^18+606x^19+2283x^20+3250x^21+5992x^22+7438x^23+6008x^24+3206x^25+2294x^26+650x^27+362x^28+86x^29+32x^30+10x^31+7x^32+3x^34+3x^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 3.56 seconds.