The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+14x^62+220x^63+15x^64+4x^71+2x^78

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 0.213 seconds.