The generator matrix 1 0 0 0 0 0 0 0 1 1 1 1 1 0 2 1 1 1 2 0 1 1 0 0 1 2 1 1 2 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 1 3 1 2 2 0 3 2 1 3 2 1 2 1 0 3 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1 1 2 1 1 2 2 2 3 3 0 1 1 3 1 1 0 0 0 1 0 0 0 0 0 1 1 2 3 1 1 3 2 0 1 2 0 1 2 2 3 1 1 1 2 2 0 0 0 0 0 1 0 0 0 1 0 2 3 1 3 1 2 3 0 3 1 0 1 2 0 3 1 2 3 2 2 1 0 0 0 0 0 1 0 0 1 2 3 3 2 3 1 0 1 3 0 0 0 1 1 2 2 0 3 3 1 3 1 0 0 0 0 0 0 1 0 1 3 2 0 0 2 2 0 0 3 3 1 2 2 3 3 3 2 0 2 1 1 2 0 0 0 0 0 0 0 1 2 1 2 3 0 0 0 2 0 1 1 2 3 1 0 3 2 2 1 2 2 1 0 generates a code of length 31 over Z4 who´s minimum homogenous weight is 20. Homogenous weight enumerator: w(x)=1x^0+162x^20+276x^21+665x^22+844x^23+1506x^24+1980x^25+2899x^26+3882x^27+4873x^28+5900x^29+6155x^30+6828x^31+6464x^32+6052x^33+4846x^34+4072x^35+2896x^36+1928x^37+1535x^38+712x^39+572x^40+240x^41+151x^42+46x^43+37x^44+8x^45+5x^46+1x^48 The gray image is a code over GF(2) with n=62, k=16 and d=20. This code was found by Heurico 1.10 in 73.1 seconds.