The generator matrix

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

generates a code of length 71 over Z8 who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+257x^60+64x^61+592x^62+292x^63+1274x^64+812x^65+1996x^66+1476x^67+2804x^68+2248x^69+3228x^70+2496x^71+3609x^72+2272x^73+2738x^74+1456x^75+2005x^76+824x^77+1050x^78+284x^79+527x^80+52x^81+234x^82+12x^83+132x^84+18x^86+13x^88+2x^92

The gray image is a code over GF(2) with n=284, k=15 and d=120.
This code was found by Heurico 1.16 in 51.6 seconds.