The generator matrix 1 1 1 1 1 1 1 1 X X X X X X X X 1 1 0 2 0 2 2X 2X+2 2X 2X+2 2 2 0 2X 2X+2 0 2X+2 2X 0 0 0 0 2X 2X 2X 2X 0 0 0 2X 2X 2X 2X 0 0 0 0 0 generates a code of length 18 over Z4[X]/(X^2+2X+2) who´s minimum homogenous weight is 16. Homogenous weight enumerator: w(x)=1x^0+7x^16+110x^18+8x^20+2x^26 The gray image is a code over GF(2) with n=144, k=7 and d=64. This code was found by Heurico 1.16 in -1.01e-007 seconds.