The generator matrix

 1  0  1  1  1  4  1  1  0  1  1  6  1  8  1 14  1  1  6  1  1 10  1  1  1 12  1 14  1  1  1  1 10  1  4 10  8  1  1  1  1 12 14  6  1  1  1  1  1  1  2 10  1  2  1 10  1  2 12  1
 0  1  1  0 11  1  1  0  1 10  5  1 15  1 12  1 15 14  1 13  2  1  2  3 14  1  3  1 13  0  0  0  1 14  1  1  1 13  8  9  6  8  1  1  5 14  9  7  3  4  4  1 14  0 13  1 12  2  0  8
 0  0  2  0  0  8 10  2  2  2  8  2  4 14  6  6  2  4  0  8  2 12  4 10  6  0  0  8  0 10  4  2  6  2 12  8 10 14  4  0  2  2  6  6  6 12  6  0  6  4 10  2  2 10  2  8 12  6  2  8
 0  0  0  2  0 10 14 14  6  8 10  0 14  8  0  2 14  2  4 12  6 14  4  8  8 12 14  4  0  4  8 10 10  6 14 10 10  4  2  6  2 12  4 12  6  8  8  4  2  0  8  4  2  0  8  0  6 12  8 12
 0  0  0  0 12  0  0 12 12  4  4  4 12  4  8  0  4  4 12  8  8  4  4  4  8  4  0  0 12  4  4  0  4 12  0 12  8  4  8 12  8  4  0 12  0  4 12  8 12  0  4 12 12  0  8 12  4  8  8  0

generates a code of length 60 over Z16 who´s minimum homogenous weight is 52.

Homogenous weight enumerator: w(x)=1x^0+140x^52+558x^53+1092x^54+1902x^55+3231x^56+5156x^57+7011x^58+9194x^59+8926x^60+9490x^61+7096x^62+5226x^63+2944x^64+1676x^65+976x^66+432x^67+237x^68+132x^69+72x^70+12x^71+8x^72+12x^73+9x^74+2x^75+1x^76

The gray image is a code over GF(2) with n=480, k=16 and d=208.
This code was found by Heurico 1.16 in 44 seconds.