The generator matrix

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

generates a code of length 71 over Z8 who´s minimum homogenous weight is 61.

Homogenous weight enumerator: w(x)=1x^0+314x^61+691x^62+1376x^63+1896x^64+2696x^65+3037x^66+4052x^67+4584x^68+5266x^69+5584x^70+6076x^71+5716x^72+5760x^73+4779x^74+4244x^75+3125x^76+2434x^77+1554x^78+1084x^79+586x^80+358x^81+144x^82+88x^83+27x^84+32x^85+19x^86+8x^87+2x^89+2x^93+1x^104

The gray image is a code over GF(2) with n=284, k=16 and d=122.
This code was found by Heurico 1.11 in 63.4 seconds.