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 2 2 2 1 2 1 1 1 4 1 4 1 8 1 2 0 1 1 1 4 1 2 4 2 1 8 1 1 1 2 2 2 4 1 0 12 0 0 0 0 0 0 0 4 12 12 8 12 0 12 12 12 4 8 8 4 4 12 0 4 12 8 4 12 0 12 12 8 8 12 4 0 8 0 12 12 12 4 8 12 4 4 12 0 12 4 8 4 0 12 4 4 4 8 12 0 0 0 8 0 0 12 0 0 0 4 12 12 4 4 0 0 8 8 0 8 12 4 8 4 12 0 4 8 4 8 12 8 4 4 12 12 4 0 8 4 12 8 8 12 0 8 0 0 8 12 4 12 12 12 0 8 0 8 8 4 8 8 0 12 8 4 12 0 0 0 0 12 0 4 4 4 0 8 0 8 0 12 8 4 8 12 12 12 0 0 12 8 12 4 0 12 4 12 8 0 4 8 0 0 0 4 8 0 12 0 4 4 0 8 8 0 8 12 12 12 4 8 0 0 8 4 4 12 8 0 12 0 0 0 0 0 0 12 4 8 4 4 0 4 4 8 4 12 8 8 8 4 4 0 12 0 0 8 12 12 4 12 8 4 12 0 0 4 8 12 8 8 4 0 8 8 8 12 8 4 12 8 12 0 0 12 4 4 0 0 8 8 12 12 12 8 8 4 0 0 0 0 0 8 8 0 8 8 8 0 8 0 8 0 8 0 0 0 8 0 8 0 8 8 8 8 8 8 0 0 8 8 8 0 8 0 8 0 8 0 8 8 0 0 8 0 8 0 0 0 0 0 8 0 0 8 0 0 0 0 8 8 0 generates a code of length 65 over Z16 who´s minimum homogenous weight is 56. Homogenous weight enumerator: w(x)=1x^0+41x^56+72x^57+150x^58+194x^59+239x^60+396x^61+490x^62+850x^63+1267x^64+1126x^65+961x^66+860x^67+544x^68+350x^69+192x^70+128x^71+117x^72+58x^73+40x^74+42x^75+29x^76+14x^77+17x^78+6x^79+2x^80+5x^82+1x^94 The gray image is a code over GF(2) with n=520, k=13 and d=224. This code was found by Heurico 1.16 in 1.87 seconds.