The generator matrix

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

generates a code of length 72 over Z8 who´s minimum homogenous weight is 64.

Homogenous weight enumerator: w(x)=1x^0+316x^64+532x^65+868x^66+896x^67+1199x^68+1104x^69+1410x^70+1328x^71+1381x^72+1320x^73+1272x^74+1232x^75+1083x^76+728x^77+708x^78+388x^79+286x^80+116x^81+118x^82+24x^83+42x^84+8x^85+6x^86+4x^87+8x^88+2x^90+4x^92

The gray image is a code over GF(2) with n=288, k=14 and d=128.
This code was found by Heurico 1.16 in 50.5 seconds.