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

generates a code of length 72 over Z8 who´s minimum homogenous weight is 64.

Homogenous weight enumerator: w(x)=1x^0+21x^64+46x^65+103x^66+128x^67+128x^68+186x^69+180x^70+222x^71+226x^72+136x^73+170x^74+134x^75+86x^76+86x^77+32x^78+36x^79+32x^80+22x^81+16x^82+22x^83+12x^84+4x^85+8x^86+2x^87+4x^88+2x^90+2x^92+1x^114

The gray image is a code over GF(2) with n=288, k=11 and d=128.
This code was found by Heurico 1.16 in 0.381 seconds.