The generator matrix

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

generates a code of length 79 over Z8 who´s minimum homogenous weight is 74.

Homogenous weight enumerator: w(x)=1x^0+114x^74+254x^76+194x^78+145x^80+173x^82+97x^84+26x^86+9x^88+4x^90+4x^92+1x^100+1x^104+1x^130

The gray image is a code over GF(2) with n=316, k=10 and d=148.
This code was found by Heurico 1.16 in 0.273 seconds.