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 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 1 1 1 1 0 2 0 0 0 0 0 0 0 2 2 2 2 2 2 2 0 0 0 0 0 0 0 0 2 2 2 2 2 2 2 2 0 0 0 0 2 2 2 2 0 0 2 2 0 2 2 2 2 2 2 2 2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 2 2 0 0 2 0 0 0 2 2 2 2 2 0 2 2 0 0 0 0 0 0 2 2 2 2 2 2 2 2 0 0 0 0 0 0 2 2 2 2 0 0 0 2 2 0 2 2 0 0 0 0 0 2 2 2 2 2 2 2 2 0 0 0 0 0 0 0 2 2 0 0 0 0 2 0 2 2 2 0 0 0 0 2 2 2 2 0 0 2 2 2 2 0 0 0 0 2 2 2 2 0 0 0 2 2 0 0 2 2 0 2 2 0 0 0 2 2 0 0 2 2 2 2 0 0 0 0 2 2 2 2 0 0 0 0 2 2 0 0 0 0 0 0 2 2 0 2 2 0 2 2 2 0 0 2 0 2 2 0 0 2 2 0 0 2 2 0 0 2 2 0 2 2 0 0 0 0 2 2 0 2 2 0 2 2 0 0 2 2 0 0 2 2 0 0 2 2 0 0 2 2 0 0 2 2 0 0 0 generates a code of length 69 over Z4 who´s minimum homogenous weight is 68. Homogenous weight enumerator: w(x)=1x^0+15x^68+32x^70+15x^72+1x^76 The gray image is a code over GF(2) with n=138, k=6 and d=68. This code was found by Heurico 1.16 in 0.0512 seconds.