The generator matrix 1 0 1 1 1 0 1 1 0 1 1 2 1 1 1 1 1 1 2 1 0 1 1 0 1 1 0 3 1 2 1 1 0 0 2 2 0 2 0 0 0 0 2 0 0 2 2 0 0 2 2 2 2 0 2 0 0 2 2 0 0 0 0 2 0 2 2 2 2 0 2 0 0 0 0 0 2 2 2 0 0 0 0 0 2 2 2 2 0 2 0 2 2 2 0 0 2 2 0 0 generates a code of length 20 over Z4 who´s minimum homogenous weight is 16. Homogenous weight enumerator: w(x)=1x^0+7x^16+16x^17+17x^18+16x^19+20x^20+16x^21+10x^22+16x^23+4x^24+2x^26+2x^30+1x^34 The gray image is a code over GF(2) with n=40, k=7 and d=16. This code was found by Heurico 1.16 in 0.0014 seconds.