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

generates a code of length 60 over Z8 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+226x^48+556x^50+1065x^52+16x^53+1452x^54+208x^55+2385x^56+1072x^57+4102x^58+2800x^59+4961x^60+2800x^61+4218x^62+1072x^63+2365x^64+208x^65+1494x^66+16x^67+937x^68+526x^70+206x^72+64x^74+13x^76+4x^78+1x^104

The gray image is a code over GF(2) with n=240, k=15 and d=96.
This code was found by Heurico 1.16 in 55.7 seconds.