The generator matrix

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

generates a code of length 23 over Z16 who´s minimum homogenous weight is 20.

Homogenous weight enumerator: w(x)=1x^0+46x^20+192x^21+158x^22+300x^23+125x^24+108x^25+45x^26+36x^27+4x^28+4x^29+4x^30+1x^34

The gray image is a code over GF(2) with n=184, k=10 and d=80.
This code was found by Heurico 1.16 in 0.00889 seconds.