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

generates a code of length 65 over Z16 who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+79x^60+128x^62+615x^64+512x^65+616x^66+16x^68+16x^70+8x^72+8x^74+48x^76+1x^124

The gray image is a code over GF(2) with n=520, k=11 and d=240.
This code was found by Heurico 1.16 in 0.374 seconds.