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

generates a code of length 85 over Z16 who´s minimum homogenous weight is 80.

Homogenous weight enumerator: w(x)=1x^0+17x^80+18x^81+61x^82+94x^83+118x^84+420x^85+114x^86+92x^87+50x^88+10x^89+14x^90+6x^91+6x^92+1x^94+1x^98+1x^158

The gray image is a code over GF(2) with n=680, k=10 and d=320.
This code was found by Heurico 1.16 in 0.585 seconds.