The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  2  1  1  2  1  1  2  1  2  2  2  1  1  4  0  1  4  8  2  2  4  2  2  4  4  4  0  8  1
 0 12  8  4  0 12  8  4  0 12  8  4 12  0 12  4  8  4 12  0  8  0  4  8 12 12  4  4  4  4  0  8  8 12  4  0 12  4  4  4  0

generates a code of length 41 over Z16 who´s minimum homogenous weight is 40.

Homogenous weight enumerator: w(x)=1x^0+2x^40+46x^41+3x^42+8x^43+2x^45+1x^48+1x^50

The gray image is a code over GF(2) with n=328, k=6 and d=160.
This code was found by Heurico 1.16 in 0.0254 seconds.