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

generates a code of length 59 over Z8 who´s minimum homogenous weight is 56.

Homogenous weight enumerator: w(x)=1x^0+90x^56+128x^58+264x^60+28x^64+1x^112

The gray image is a code over GF(2) with n=236, k=9 and d=112.
This code was found by Heurico 1.16 in 0.135 seconds.