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  0  1  1  1  2  1  1  4  1  1  1  0  1  1  0  2  1  1  2
 0  2  0  0  0  2  6  2  4  2  4  6  4  2  4  2  4  2  0  6  2  6  4  4  4  4  4  2  2  0  6  2  6  4  6  2  6  4  6  4  0  0  4  2  6  4  6  4  6  2  2  0  4  0  0  0  0  0  6  2  2  4  4  0  2  2  4  4  4  2  2
 0  0  2  0  2  2  2  0  0  6  0  6  6  0  2  4  4  6  2  4  2  0  4  2  0  2  0  4  6  6  4  2  4  0  2  6  2  0  0  2  6  6  2  6  0  4  0  4  2  4  6  4  0  0  6  6  2  4  4  4  2  4  0  2  6  2  4  6  6  4  6
 0  0  0  2  2  0  2  6  6  0  0  6  2  6  0  4  6  4  6  4  6  2  0  4  6  0  4  6  2  6  4  0  2  2  0  0  2  2  6  6  0  4  2  2  0  4  4  0  4  6  6  2  2  2  2  0  6  0  6  2  4  4  0  4  6  4  2  0  4  2  0
 0  0  0  0  4  0  4  4  4  4  4  0  0  0  4  4  4  0  0  4  4  0  0  4  0  0  4  4  0  4  0  4  4  0  4  0  0  4  0  4  4  0  0  4  0  0  4  4  4  0  4  0  4  4  0  0  4  4  4  0  4  4  0  0  0  0  0  0  4  0  4

generates a code of length 71 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+133x^66+12x^67+59x^68+148x^69+105x^70+216x^71+43x^72+104x^73+71x^74+28x^75+17x^76+4x^77+67x^78+7x^80+8x^82+1x^128

The gray image is a code over GF(2) with n=284, k=10 and d=132.
This code was found by Heurico 1.16 in 72.9 seconds.