The generator matrix

1 0 0 0 0 0 0 1 1 1 2 1 1 0 1 1 2 0 1 2 1 1 0 0 0 0 1 1 2 1 1 2 2 1 2 1 0 1 2 1 0 1 0 1 1 1 1 1 1 1 0 2 0 1 1 0 2 0 0 1
0 1 0 0 0 0 0 0 0 0 0 0 2 2 0 2 2 2 0 0 2 0 2 2 2 0 2 2 0 2 0 1 1 3 1 1 1 1 1 1 1 1 1 3 3 1 3 3 3 3 1 1 1 0 2 1 1 1 1 1
0 0 1 0 0 0 0 0 0 0 0 1 1 1 1 1 0 1 2 1 2 0 0 1 1 1 3 2 2 1 0 1 3 3 2 2 0 0 0 3 2 1 2 3 2 3 0 1 0 2 0 2 2 3 0 1 2 0 3 0
0 0 0 1 0 0 0 0 0 0 0 2 0 2 1 1 1 3 1 3 3 1 1 3 1 2 2 3 1 0 3 0 1 1 0 3 2 0 1 3 2 2 3 0 0 0 1 1 2 3 1 2 3 3 3 3 0 3 1 1
0 0 0 0 1 0 0 1 2 3 1 0 0 0 0 0 0 0 0 2 3 2 3 3 1 3 1 1 3 1 2 3 2 3 1 3 2 1 0 1 2 3 0 1 0 2 1 0 3 0 2 0 0 1 2 3 1 2 0 0
0 0 0 0 0 1 0 1 3 2 3 0 1 1 2 3 1 2 3 3 1 0 0 3 2 0 3 0 3 0 0 2 1 0 2 0 3 2 2 3 2 2 0 1 0 1 3 2 1 1 1 3 1 2 2 1 3 3 3 3
0 0 0 0 0 0 1 2 1 3 3 1 0 1 0 3 3 3 2 0 3 1 3 1 0 1 1 2 0 0 3 1 2 3 2 0 0 3 2 2 1 2 3 3 0 0 2 1 1 1 0 1 1 0 2 0 0 3 1 1

generates a code of length 60 over Z4 who´s minimum homogenous weight is 48.

Homogenous weight enumerator: w(x)=1x^0+162x^48+586x^50+1146x^52+1374x^54+1722x^56+2030x^58+2303x^60+2074x^62+1799x^64+1488x^66+973x^68+428x^70+188x^72+80x^74+24x^76+4x^78+1x^84+1x^92

The gray image is a code over GF(2) with n=120, k=14 and d=48.
This code was found by Heurico 1.10 in 12.6 seconds.