The generator matrix

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

generates a code of length 66 over Z8 who´s minimum homogenous weight is 64.

Homogenous weight enumerator: w(x)=1x^0+291x^64+48x^66+102x^68+16x^70+43x^72+10x^76+1x^88

The gray image is a code over GF(2) with n=264, k=9 and d=128.
This code was found by Heurico 1.11 in 4.51 seconds.