The generator matrix 1 1 1 1 1 1 1 1 1 1 2 2 1 2 2 1 4 1 2 1 2 2 4 2 1 2 1 8 0 2 0 0 0 2 6 2 4 0 4 12 14 14 6 14 2 14 8 6 8 4 2 12 4 4 4 8 0 0 2 0 2 2 2 4 6 2 6 6 10 10 4 14 10 8 8 0 2 2 4 14 2 10 4 8 0 0 0 2 2 0 2 6 2 4 2 8 6 14 2 8 4 8 2 6 12 0 2 2 6 10 14 4 0 0 0 0 4 0 0 0 0 0 0 0 0 8 8 8 12 4 4 4 12 12 4 12 8 8 4 4 0 0 0 0 0 8 8 0 8 8 0 0 0 0 8 0 8 8 0 8 8 0 0 0 8 8 8 0 generates a code of length 28 over Z16 who´s minimum homogenous weight is 21. Homogenous weight enumerator: w(x)=1x^0+154x^21+566x^22+1202x^23+2222x^24+4286x^25+7245x^26+10634x^27+12513x^28+10964x^29+7635x^30+4208x^31+2093x^32+1150x^33+411x^34+146x^35+66x^36+22x^37+15x^38+2x^39+1x^44 The gray image is a code over GF(2) with n=224, k=16 and d=84. This code was found by Heurico 1.16 in 21.8 seconds.