The generator matrix

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

generates a code of length 71 over Z8 who´s minimum homogenous weight is 62.

Homogenous weight enumerator: w(x)=1x^0+57x^62+316x^63+535x^64+766x^65+778x^66+1236x^67+1034x^68+1594x^69+1254x^70+1582x^71+1196x^72+1544x^73+1032x^74+1076x^75+657x^76+634x^77+403x^78+346x^79+156x^80+94x^81+52x^82+20x^83+4x^84+8x^85+6x^86+2x^90+1x^92

The gray image is a code over GF(2) with n=284, k=14 and d=124.
This code was found by Heurico 1.16 in 9.81 seconds.