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

generates a code of length 60 over Z8 who´s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+22x^52+44x^54+37x^56+88x^58+256x^59+154x^60+256x^61+96x^62+18x^64+8x^66+10x^68+20x^70+7x^72+6x^76+1x^112

The gray image is a code over GF(2) with n=240, k=10 and d=104.
This code was found by Heurico 1.16 in 0.139 seconds.