The generator matrix

 1  0  1  1  1  6  1  1  0  1  6  1  1  1  0  1  1  6  4  1  1  1  1  2  1  1  0  1  1  6  0  1  1  1  1  6  1  1  0  1  1  6  4  1  1  1  1  2  1  2  1  2  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  1  1  1  1  0  4  1  1  6  1  2  1  0  1  4  6  1  1  4
 0  1  3  6  1  1  0  3  1  6  1  5  3  0  1  6  5  1  1  4  7  2  5  1  0  3  1  6  5  1  1  0  3  6  5  1  0  3  1  6  5  1  1  4  7  2  1  1  0  0  6  4  4  6  2  0  2  2  4  4  0  4  2  6  4  2  4  0  4  3  7  2  1  1  5  1  1  4  1  6  1  6  2  1  3  7  0
 0  0  4  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  4  0  0  0  0  0  0  0  0  0  0  0  0  4  4  4  4  4  4  4  4  4  4  4  4  0  4  0  4  0  4  4  0  0  0  0  0  4  4  0  4  0  0  4  0  4  0  0  4  4  4  4  0  0  0  0  4  4  0  0  4  4  4  4
 0  0  0  4  0  0  0  0  4  4  4  4  4  4  4  0  4  4  0  4  4  0  0  0  4  0  0  0  4  0  4  4  4  0  0  4  0  4  4  4  0  4  0  0  0  4  4  0  0  4  0  4  4  0  0  4  4  0  4  0  4  0  0  0  0  0  4  4  4  0  4  0  4  4  0  4  0  0  0  4  0  4  4  4  4  0  0
 0  0  0  0  4  0  0  4  0  0  0  4  4  4  4  4  0  4  4  4  0  4  0  4  0  4  0  0  4  0  0  0  4  0  4  0  4  0  4  4  0  4  4  4  0  4  0  4  4  0  4  0  4  4  4  4  0  4  0  0  0  0  0  0  4  0  0  4  4  0  0  0  0  0  4  0  4  4  4  0  0  4  4  0  4  4  0
 0  0  0  0  0  4  4  4  4  4  0  0  4  4  4  0  4  0  0  0  0  4  4  4  4  0  4  0  4  0  0  0  0  4  4  4  0  4  0  4  0  4  4  4  4  0  0  0  4  4  0  0  4  4  0  0  0  4  4  4  0  4  0  0  0  4  4  4  4  0  4  4  4  0  0  0  0  4  4  4  0  0  0  4  4  0  4

generates a code of length 87 over Z8 who´s minimum homogenous weight is 82.

Homogenous weight enumerator: w(x)=1x^0+141x^82+227x^84+169x^86+173x^88+166x^90+97x^92+27x^94+12x^96+8x^98+2x^120+1x^122

The gray image is a code over GF(2) with n=348, k=10 and d=164.
This code was found by Heurico 1.16 in 0.339 seconds.