The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  2  0  2  0  2  4  2  4  2  2  1  1  1  1  1  1  1  1  2  2  0  0  2  2  4  4  2  2  2  2  1  4  4  1  0  0  1  1  1  1  4  0  1  2  1  2  1  1  1  1  1
 0  2  0  6  4  6  4  2  0  6  0  6  4  2  4  2  0  6  0  6  4  2  4  2  6  2  6  2  2  2  2  2  0  4  0  6  0  6  4  2  4  2  6  6  2  2  2  2  2  2  0  4  0  4  0  0  4  4  4  0  6  2  0  4  4  4  6  0  2  4  0  6  0  6  4
 0  0  4  4  4  0  0  4  0  0  4  4  4  4  0  0  0  0  4  4  4  4  0  0  0  4  4  0  4  0  0  4  4  4  0  0  4  4  4  4  0  0  0  4  0  4  4  0  4  0  4  4  0  0  0  4  4  0  4  4  0  0  4  4  0  0  4  0  4  0  0  0  4  4  4

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

Homogenous weight enumerator: w(x)=1x^0+34x^75+7x^76+12x^77+7x^78+2x^79+1x^90

The gray image is a code over GF(2) with n=300, k=6 and d=150.
This code was found by Heurico 1.16 in 0.21 seconds.