The generator matrix

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

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

Homogenous weight enumerator: w(x)=1x^0+128x^52+448x^53+611x^54+1010x^55+1168x^56+1270x^57+1325x^58+1694x^59+1370x^60+1574x^61+1326x^62+1426x^63+949x^64+754x^65+515x^66+386x^67+200x^68+114x^69+62x^70+20x^71+22x^72+8x^75+2x^76+1x^78

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 8.04 seconds.