The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  2  2  2  2  1  2  2  2  1  1  1  2  2  2  2  2  2  2  1  1  1  1  1  1  1  1  1  1  2  1
 0  8  0  0  0  0  0  0  0  8  8  8  8  8  8  8  0  0  0  0  8  0  8  8  8  0  0  0  8  8  8  8  0  0  0  0  8  8  0  8  8  0  0  8  8  0  8
 0  0  8  0  0  0  8  8  8  8  8  0  8  8  0  0  0  0  8  8  8  0  8  0  0  0  8  8  8  8  0  0  0  8  8  0  8  8  0  0  0  8  8  8  8  0  0
 0  0  0  8  0  8  8  8  0  0  0  0  8  8  8  8  0  8  8  0  0  0  8  8  0  8  8  0  0  8  8  0  8  8  0  0  0  0  8  8  0  8  0  8  8  0  8
 0  0  0  0  8  8  0  8  8  0  8  8  8  0  0  8  8  8  0  0  0  0  0  8  8  0  8  8  8  8  0  0  0  8  8  8  0  8  8  0  8  0  0  8  0  0  8

generates a code of length 47 over Z16 who´s minimum homogenous weight is 46.

Homogenous weight enumerator: w(x)=1x^0+15x^46+222x^47+15x^48+1x^62+2x^63

The gray image is a code over GF(2) with n=376, k=8 and d=184.
This code was found by Heurico 1.16 in 0.0377 seconds.