The generator matrix

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

generates a code of length 69 over Z8 who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+148x^60+228x^61+554x^62+548x^63+969x^64+952x^65+1410x^66+1232x^67+1631x^68+1296x^69+1544x^70+1168x^71+1402x^72+1008x^73+850x^74+480x^75+397x^76+220x^77+190x^78+28x^79+75x^80+8x^81+24x^82+8x^84+4x^86+9x^88

The gray image is a code over GF(2) with n=276, k=14 and d=120.
This code was found by Heurico 1.16 in 10.7 seconds.