The generator matrix

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

generates a code of length 79 over Z8 who´s minimum homogenous weight is 76.

Homogenous weight enumerator: w(x)=1x^0+88x^76+176x^78+186x^80+16x^82+40x^84+3x^88+1x^104+1x^112

The gray image is a code over GF(2) with n=316, k=9 and d=152.
This code was found by Heurico 1.16 in 0.204 seconds.