The generator matrix

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

generates a code of length 73 over Z8 who´s minimum homogenous weight is 62.

Homogenous weight enumerator: w(x)=1x^0+102x^62+420x^63+847x^64+1430x^65+1822x^66+2638x^67+3141x^68+3844x^69+4464x^70+5308x^71+5483x^72+6262x^73+5593x^74+5578x^75+4532x^76+4164x^77+3135x^78+2482x^79+1618x^80+1156x^81+675x^82+366x^83+235x^84+100x^85+75x^86+34x^87+15x^88+4x^89+6x^90+6x^91

The gray image is a code over GF(2) with n=292, k=16 and d=124.
This code was found by Heurico 1.11 in 63.7 seconds.