The generator matrix

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

generates a code of length 80 over Z8 who´s minimum homogenous weight is 75.

Homogenous weight enumerator: w(x)=1x^0+272x^75+75x^76+400x^77+43x^78+364x^79+55x^80+292x^81+12x^82+184x^83+37x^84+116x^85+8x^86+64x^87+18x^88+44x^89+40x^91+3x^92+12x^93+1x^94+4x^95+2x^96+1x^100

The gray image is a code over GF(2) with n=320, k=11 and d=150.
This code was found by Heurico 1.16 in 1.95 seconds.