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 0 1 1 1 2 0 2 4 2 2 2 4 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 0 0 4 4 4 4 0 0 1 1 4 0 1 2 1 1 1 1 1 1 1
2 0 0 2 4 6 4 6 0 2 0 2 4 6 4 6 0 2 0 2 4 2 2 6 4 6 2 2 6 2 0 4 6 2 2 0 2 0 6 4 4 6 0 4 2 2 0 4 6 6 2 2 2 2 0 4 4 0 0 4 4 4 2 0 2 0 4 6 6 2 0
0 0 4 4 0 0 4 4 0 0 4 4 0 0 4 4 0 0 4 4 0 0 4 0 4 4 4 0 0 4 4 4 4 0 0 0 4 4 4 0 4 0 0 0 0 4 4 4 0 4 0 4 0 4 4 4 4 4 0 0 0 0 0 0 4 4 4 0 4 0 0

generates a code of length 71 over Z8 who´s minimum homogenous weight is 71.

Homogenous weight enumerator: w(x)=1x^0+36x^71+9x^72+8x^73+4x^74+4x^75+1x^76+1x^84

The gray image is a code over GF(2) with n=284, k=6 and d=142.
This code was found by an older version of Heurico in 0 seconds.