The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+56x^60+1x^64+4x^68+2x^72

The gray image is a code over GF(2) with n=240, k=6 and d=120.
This code was found by Heurico 1.16 in 0.0627 seconds.