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

generates a code of length 60 over Z8 who´s minimum homogenous weight is 56.

Homogenous weight enumerator: w(x)=1x^0+16x^56+8x^57+25x^58+120x^59+168x^60+120x^61+35x^62+8x^63+7x^64+3x^66+1x^118

The gray image is a code over GF(2) with n=240, k=9 and d=112.
This code was found by Heurico 1.16 in 0.0923 seconds.