The generator matrix

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

generates a code of length 60 over Z8 who´s minimum homogenous weight is 51.

Homogenous weight enumerator: w(x)=1x^0+104x^51+590x^52+824x^53+1462x^54+1518x^55+2289x^56+2172x^57+3001x^58+2644x^59+3422x^60+2572x^61+3522x^62+2122x^63+2403x^64+1404x^65+1142x^66+748x^67+452x^68+150x^69+116x^70+60x^71+21x^72+12x^73+5x^74+4x^75+4x^76+2x^77+2x^80

The gray image is a code over GF(2) with n=240, k=15 and d=102.
This code was found by Heurico 1.11 in 13.2 seconds.