The generator matrix

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

generates a code of length 77 over Z8 who´s minimum homogenous weight is 66.

Homogenous weight enumerator: w(x)=1x^0+102x^66+408x^67+909x^68+1414x^69+2059x^70+2768x^71+3061x^72+4014x^73+4376x^74+5200x^75+5149x^76+5828x^77+5418x^78+5870x^79+4848x^80+4068x^81+3104x^82+2460x^83+1690x^84+1204x^85+733x^86+402x^87+202x^88+106x^89+76x^90+36x^91+12x^92+6x^93+2x^94+4x^95+2x^98+4x^99

The gray image is a code over GF(2) with n=308, k=16 and d=132.
This code was found by Heurico 1.11 in 69.2 seconds.