The generator matrix

 1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1  1
 0  2  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  2  0  2  0  2  0  2  0  2  0  2  0  2  2  2  0  2  2  2  0  2  2  2  0  2  2  2  0  2  2  2  2  2  2  0  2  0  0  0  2  2  2  2
 0  0  2  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  2  0  2  0  2  0  2  0  2  0  2  0  2  2  2  0  2  2  2  0  2  2  2  0  2  2  2  0  2  0  2  2  2  2  0  2  2  2  2  2  2  2  2  0
 0  0  0  2  0  0  0  0  0  0  0  2  2  2  2  2  2  2  2  2  2  2  0  0  2  2  2  2  0  0  0  0  0  2  2  0  0  2  2  0  2  0  0  0  2  2  0  0  0  2  2  2  2  2  2  2  0  0  0  2  2  0
 0  0  0  0  2  0  0  0  2  2  2  2  2  0  2  2  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  0  2  2  2  0  2  2  2  0  2  2  2  2  0  2  2  2  0  2  2  0  2  2  0  2  2  2  2  2  0  2
 0  0  0  0  0  2  0  2  2  2  0  0  0  0  2  2  2  2  0  0  0  0  0  0  2  2  2  2  2  2  2  0  2  2  2  0  2  2  2  2  2  0  0  0  0  0  0  2  2  2  0  2  0  0  2  0  2  2  0  0  0  0
 0  0  0  0  0  0  2  2  0  2  2  0  2  2  2  0  0  2  0  0  2  2  2  2  2  2  0  0  0  0  2  0  0  0  0  2  2  2  2  2  2  0  0  2  2  2  2  0  0  0  0  2  0  2  0  0  2  0  0  2  0  2

generates a code of length 62 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 60.

Homogenous weight enumerator: w(x)=1x^0+31x^60+448x^62+31x^64+1x^124

The gray image is a code over GF(2) with n=248, k=9 and d=120.
This code was found by Heurico 1.16 in 69.6 seconds.