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

generates a code of length 66 over Z8 who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+91x^60+139x^64+256x^65+128x^66+256x^67+88x^68+8x^72+44x^76+12x^80+1x^124

The gray image is a code over GF(2) with n=264, k=10 and d=120.
This code was found by Heurico 1.16 in 77.5 seconds.