The generator matrix

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

generates a code of length 73 over Z8 who´s minimum homogenous weight is 64.

Homogenous weight enumerator: w(x)=1x^0+64x^64+274x^65+569x^66+694x^67+1080x^68+1084x^69+1273x^70+1186x^71+1423x^72+1378x^73+1439x^74+1196x^75+1353x^76+854x^77+753x^78+630x^79+464x^80+242x^81+210x^82+98x^83+59x^84+34x^85+10x^86+4x^87+4x^88+6x^89+2x^90

The gray image is a code over GF(2) with n=292, k=14 and d=128.
This code was found by Heurico 1.16 in 10.3 seconds.