The generator matrix

 1  0  1  1  1
 0  1  1  0  0
 0  0  2  0  0
 0  0  0  2  0
 0  0  0  0  2

generates a code of length 5 over Z4 who´s minimum homogenous weight is 2.

Homogenous weight enumerator: w(x)=1x^0+9x^2+54x^4+54x^6+9x^8+1x^10

The gray image is a code over GF(2) with n=10, k=7 and d=2.
This code was found by Heurico 1.16 in 7.3e-005 seconds.