(7,4) Code Generated by 1+X+X3
Infor.      Code                 Code polynomials
1001   1100101   1 + X + X4 + X6 = (1 +  X3) . g(X)
0101   0111001   X+ X2 + X3 + X6 = (X+ X3) . g(X)
1101   1010001   1 + X2 + X6 = (1 + X + X3)  .  g(X)
0011   0010111   X2 + X4 + X5 + X6 = (X2 + X3). g(X)
1011   1111111   1 + X + X2 +  X3  +  X4  +  X5  + X6
         = (1 + X2 + X3) . g(X)
0111   0100011   X + X5 + X6 = (X + X2 + X3). g(X)
1111   1001011   1 + X3 + X5 + X6
            = (1 + X + X2 + X3) . g(X)