The generator matrix

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

generates a code of length 81 over Z8 who´s minimum homogenous weight is 76.

Homogenous weight enumerator: w(x)=1x^0+28x^76+194x^77+68x^78+120x^79+60x^80+224x^81+28x^82+48x^83+24x^84+116x^85+22x^86+56x^87+14x^88+8x^89+7x^90+1x^96+2x^109+2x^110+1x^122

The gray image is a code over GF(2) with n=324, k=10 and d=152.
This code was found by Heurico 1.16 in 0.306 seconds.