The generator matrix

 1  0  0  1  1  1  0  1  1  6  1  2  1  4  1  6  1  6  0  1  1  0  1  1  0  0  1  1  1  2  4  1  1  1  6  1  1  1  1  1  2  1  1  1  0  1  4  6  1  1  1  4  2  4  6  0  0  0  1  1
 0  1  0  0  1  3  1  2  7  1  6  1  1  2  5  1  6  6  1  7  0  1  2  7  6  1  2  3  2  4  6  3  6  5  1  3  7  3  2  7  1  0  6  1  1  7  1  1  7  1  4  6  2  1  1  2  1  1  6  1
 0  0  1  1  1  0  1  2  3  1  1  6  2  1  1  1  5  1  5  3  1  2  4  0  1  6  4  0  5  1  1  4  6  3  6  3  5  5  3  7  6  1  0  0  4  0  3  0  4  1  6  1  1  3  3  1  6  6  4  1
 0  0  0  2  0  2  0  4  4  4  6  0  2  0  2  6  4  2  6  6  4  2  2  4  6  2  6  0  4  6  4  2  6  6  2  4  4  2  2  2  2  2  6  6  2  6  0  4  0  4  6  4  2  4  0  2  2  4  0  4
 0  0  0  0  2  2  2  4  6  6  4  4  6  0  0  4  6  2  0  0  2  2  6  4  6  6  2  4  2  2  4  4  0  4  0  4  0  2  2  6  0  2  2  6  4  0  0  6  2  4  4  2  0  0  4  0  4  6  0  0
 0  0  0  0  0  4  4  4  4  0  4  4  0  4  4  0  4  4  4  0  0  0  4  0  4  4  0  4  0  0  0  0  0  4  0  4  0  0  0  0  4  4  4  4  0  4  0  4  0  4  4  0  4  4  4  0  4  4  4  4

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

Homogenous weight enumerator: w(x)=1x^0+254x^52+312x^53+818x^54+724x^55+1144x^56+1108x^57+1606x^58+1496x^59+1711x^60+1400x^61+1564x^62+1112x^63+1141x^64+696x^65+580x^66+248x^67+250x^68+64x^69+98x^70+4x^71+34x^72+4x^73+6x^74+9x^76

The gray image is a code over GF(2) with n=240, k=14 and d=104.
This code was found by Heurico 1.16 in 9.34 seconds.