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 X 1 1 X 1 1 X 1 1 X 1 1 X X 1 1 X X 1 X 1 X^2 X X 1 X^2 X X 1 X X^2 X X X^3 X^2 0 X 1 X^2 X^2 X X X^3 X^2 0 X^3 X^2 X^2 X X^3 1 X^2 X X
0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 X^3 0 X^3 X^3 0 X^3 X^3 0 X^3 X^3 0 X^3 X^3 0 0 X^3 0 X^3 0 0 X^3 X^3 X^3 0 0 X^3 0 X^3 X^3 0 X^3 X^3 0 X^3 0 X^3 0 0 X^3 0 X^3 0 X^3 0 X^3 0 X^3 0 0 0 X^3 0 X^3 0
generates a code of length 80 over Z2[X]/(X^4) who´s minimum homogenous weight is 82.
Homogenous weight enumerator: w(x)=1x^0+24x^82+5x^84+2x^86
The gray image is a linear code over GF(2) with n=640, k=5 and d=328.
This code was found by Heurico 1.16 in 0.328 seconds.