The generator matrix

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

generates a code of length 76 over Z8 who´s minimum homogenous weight is 73.

Homogenous weight enumerator: w(x)=1x^0+74x^73+113x^74+76x^75+57x^76+40x^77+55x^78+48x^79+13x^80+14x^81+14x^82+2x^83+1x^90+2x^91+1x^94+1x^100

The gray image is a code over GF(2) with n=304, k=9 and d=146.
This code was found by Heurico 1.16 in 0.271 seconds.