The generator matrix

 1  0  1  1  1 X+2  1  1  0  1 X+2  1  1  1  0  1  1 X+2  1  1  0  1  1 X+2  1  1  2  1  1  X  1  1  0  1  1 X+2  1  1  1  1  1  X  X  1  1  1  1  0  2  2 X+2  1  X  1  X  X  X  1 X+2  X
 0  1 X+1 X+2  1  1  0 X+1  1 X+2  1  3 X+1  0  1 X+2  3  1  0 X+1  1 X+2  3  1  2 X+3  1  X  3  1  0 X+1  1 X+2  3  1  0 X+2  X  2 X+2  0  2 X+1 X+3 X+1 X+3  X  X  1  1 X+2  0  X  1  2 X+2  2  1  X
 0  0  2  0  0  0  0  0  0  0  0  0  0  2  2  2  2  2  2  2  2  2  2  2  2  2  2  2  0  0  0  0  0  0  0  0  0  2  2  2  0  0  0  2  2  0  2  2  0  2  2  0  0  2  2  2  0  0  0  0
 0  0  0  2  0  0  0  0  2  2  2  2  2  2  2  2  2  0  0  2  2  0  0  0  0  0  0  0  2  2  2  0  2  0  0  0  2  2  0  2  0  0  2  2  0  2  2  2  2  2  2  0  2  0  0  0  0  0  0  0
 0  0  0  0  2  0  0  2  0  0  0  2  2  2  2  2  0  2  2  0  2  2  0  2  2  0  2  2  2  0  0  2  0  0  2  0  0  0  0  2  0  2  2  2  2  2  0  0  2  0  2  2  2  0  0  0  2  2  2  2
 0  0  0  0  0  2  2  2  2  2  0  0  2  2  2  0  0  0  0  2  0  2  2  2  2  2  2  0  2  2  2  0  0  2  2  0  0  2  0  0  0  0  2  2  0  0  0  2  2  2  0  2  0  2  0  2  0  0  2  0

generates a code of length 60 over Z4[X]/(X^2+2,2X) who´s minimum homogenous weight is 55.

Homogenous weight enumerator: w(x)=1x^0+60x^55+135x^56+124x^57+84x^58+96x^59+89x^60+72x^61+92x^62+76x^63+85x^64+60x^65+12x^66+24x^67+5x^68+4x^70+3x^72+1x^76+1x^100

The gray image is a code over GF(2) with n=240, k=10 and d=110.
This code was found by Heurico 1.16 in 2.69 seconds.