The generator matrix

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

generates a code of length 70 over Z8 who´s minimum homogenous weight is 61.

Homogenous weight enumerator: w(x)=1x^0+130x^61+269x^62+504x^63+695x^64+818x^65+1033x^66+1290x^67+1424x^68+1386x^69+1510x^70+1404x^71+1340x^72+1264x^73+989x^74+814x^75+600x^76+374x^77+186x^78+120x^79+86x^80+48x^81+34x^82+28x^83+12x^84+10x^85+11x^86+2x^88+2x^89

The gray image is a code over GF(2) with n=280, k=14 and d=122.
This code was found by Heurico 1.16 in 10.9 seconds.