The generator matrix
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 X 0 X X^2+2 X 2 X X^2 1 1 1 1 1 X X X X 1 1 1 X X^2 0 2 X X X^2+2 X^2 X 2 1 1 1
0 X X^2+2 X^2+X 2 X^2+X+2 X^2 X+2 0 X^2+X X^2+2 X+2 2 X^2+X+2 X^2 X X^2+X X X+2 X X^2+X+2 X X X 0 X^2+2 2 X^2 X^2+X X^2 0 2 X^2+2 X+2 X^2+X+2 X X^2+X X^2 X X^2 X+2 X X X X^2+X+2 X 0 2 0
generates a code of length 49 over Z4[X]/(X^3+2,2X) who´s minimum homogenous weight is 48.
Homogenous weight enumerator: w(x)=1x^0+38x^48+40x^49+36x^50+8x^51+3x^54+1x^56+1x^62
The gray image is a code over GF(2) with n=392, k=7 and d=192.
This code was found by Heurico 1.16 in 0.047 seconds.