The generator matrix

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

generates a code of length 63 over Z16 who´s minimum homogenous weight is 62.

Homogenous weight enumerator: w(x)=1x^0+15x^62+222x^63+15x^64+2x^79+1x^94

The gray image is a code over GF(2) with n=504, k=8 and d=248.
This code was found by Heurico 1.16 in 0.13 seconds.