The generator matrix

 1  0  0  0  1  1  1  2  1  1  1 2a+2  1  1  1 2a  1  0  1 2a  1  1 2a+2  1
 0  1  0  0  2  1  3  1  a 3a+3 3a  1  0 2a+3 2a  1 2a+1 2a 3a+1  1 a+2 a+1  2  2
 0  0  1  0 2a+3  1 2a+2 2a+3 3a+2  a 2a+2  a 2a 3a+1 a+3 2a+1 3a  1  0 3a a+1  0  1  2
 0  0  0  1 3a+3  2 3a+1 3a+1 2a+2 2a+1 a+1 3a+3  1 3a+1  3 3a a+1 a+1 2a+1  0 2a 3a+3 a+2  a

generates a code of length 24 over GR(16,4) who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+291x^60+456x^61+276x^62+1308x^63+1614x^64+2004x^65+900x^66+2820x^67+4449x^68+4620x^69+2268x^70+5004x^71+7200x^72+8148x^73+3180x^74+5868x^75+6336x^76+4476x^77+1056x^78+1896x^79+1083x^80+264x^81+9x^84+6x^88+3x^92

The gray image is a code over GF(4) with n=96, k=8 and d=60.
This code was found by Heurico 1.16 in 5.06 seconds.