The generator matrix

 1  0  0  1  1  1  1  1  1  1  1  1  1  X  1  1  1  1 a^2*X  1  0  1  X  1 a*X  1  1  1  1 a^2*X  1  1  1 a*X  1  1  1  1  1  1  1  1  1  1  0  1 a^2*X  1  1  1  1  1  X  1  1  1  X  1  1  X  0  1  X  1  1 a*X  1  1  1  1  1  0  1  1  1 a^2*X  1  1  1  0  1 a*X  1  0 a*X a^2*X  1  1  1  1  1  X  1
 0  1  0 a^2*X a*X  X  1 a^2*X+a a^2 a^2*X+1 a*X+1 X+1 a*X+a  1 X+a^2 X+a a^2*X+a^2  a  1 a*X+a^2  1  a  1  0  1 a*X+1 a^2*X X+a^2 a^2  1 X+1 a^2*X+a  X  0 a*X+a^2 a^2*X+a X+a a^2 a*X+1 a^2*X a*X+a^2  1 a*X+a X+a^2  1 a^2*X+1  1 a*X+a a*X+a^2 X+a a*X  0  1 a^2*X+a  1 a^2*X+a^2  1  a a^2  1  1 X+1 a*X a^2 a*X+a^2  1 X+a a*X  a  a  X  1 a^2*X+a a^2*X a*X+a  1 a*X a^2  1 a*X  1  1 a*X+1  1  1  1  0 a*X+1 X+1 a*X+a a*X+a  0  X
 0  0  1  1  a a^2 X+a^2 a^2*X+a^2 a*X+a^2 X+a a*X+1  X X+1 a^2*X+a^2 a*X+a a^2*X+a a^2*X+1  0 a*X+1 a*X X+a  X a^2*X+a a*X a^2*X+1 X+a^2 a^2*X+1 a*X+1 a*X+a  X X+a a^2*X+a a^2*X+a^2  1 X+a^2  X  1 a^2*X+1  0 a^2 a^2*X+a a*X+a X+a  a  1 a*X+1 a^2*X a^2*X+a^2  a a^2*X a^2*X  1 a*X+a X+a a^2 a^2*X a^2 a^2 a^2*X+a  0 a^2*X+1 a*X+a^2  1 a*X+1 a^2*X+a^2 a^2 a*X+a a^2*X+a^2 a^2*X+1  1 a*X+1  X a^2*X a*X X+a^2  1 X+a^2 a*X  X  1  a a*X+1 a*X+a^2 a^2*X+a a*X+a^2 a^2*X+a^2 a^2*X+a^2 a^2*X+1 a^2*X  1 a^2  1 a^2

generates a code of length 93 over F4[X]/(X^2) who´s minimum homogenous weight is 272.

Homogenous weight enumerator: w(x)=1x^0+960x^272+1452x^276+732x^280+288x^284+297x^288+120x^292+96x^296+108x^300+42x^304

The gray image is a linear code over GF(4) with n=372, k=6 and d=272.
This code was found by Heurico 1.16 in 0.609 seconds.