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 2 2 1 1 1 1 1 2 2 1 4 2 1 1 0 2 1 4 1 1 1 0 4 1 0 1 1 1 1 1 2 1 1 1 1 4 2 1 4 4 4 1 1 2 1 0 12 0 12 0 12 0 12 0 12 0 4 12 8 0 12 4 8 12 12 0 0 8 4 12 12 12 12 0 0 12 12 12 0 12 12 0 0 4 12 12 12 8 8 4 4 12 0 4 8 12 4 8 0 12 12 0 4 4 12 8 0 12 8 12 12 8 12 0 0 0 8 0 0 0 0 0 0 0 0 0 0 8 8 0 0 8 8 8 0 0 8 8 0 0 0 8 0 8 8 0 8 0 0 8 0 8 0 0 8 0 8 8 8 8 8 8 0 0 8 8 8 8 0 0 8 0 8 8 0 8 8 0 8 8 0 8 8 0 0 0 8 0 0 0 0 0 0 0 8 8 0 0 0 8 0 8 0 8 8 0 0 8 8 8 8 0 8 0 8 8 8 8 0 0 0 8 8 8 0 8 8 8 8 8 8 0 8 8 8 8 0 0 0 0 0 0 0 8 0 0 0 0 8 8 8 8 0 0 0 0 8 0 0 0 0 0 0 0 0 0 8 0 0 8 0 0 8 8 8 0 8 0 8 8 8 0 8 8 8 0 0 0 0 8 8 0 0 0 0 8 0 8 8 0 0 8 0 8 8 8 0 0 0 8 8 0 0 0 0 8 0 8 8 0 8 0 0 0 0 0 8 0 0 0 0 0 0 8 0 0 0 8 0 0 8 0 8 8 8 0 8 8 8 0 8 0 0 0 8 8 8 8 8 0 8 0 0 8 8 8 0 0 0 0 0 8 0 8 0 8 8 0 0 8 0 8 8 8 0 0 0 0 8 8 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 0 0 8 0 0 0 0 0 0 0 0 0 0 8 8 0 0 0 8 0 8 8 8 8 8 8 8 8 8 0 0 8 0 0 8 8 8 8 0 8 8 8 8 8 0 0 0 8 8 8 0 0 0 8 0 0 0 0 0 0 0 8 0 0 0 0 8 0 0 8 0 0 8 8 8 0 8 0 0 0 8 0 0 8 0 0 8 8 0 0 8 8 8 8 0 0 8 0 0 0 8 8 0 0 0 0 8 8 8 0 8 0 8 8 0 0 0 8 0 8 0 8 8 0 0 0 0 0 0 0 0 8 0 0 0 0 0 8 0 0 8 0 0 8 8 8 0 8 0 0 0 8 0 8 0 0 0 8 8 8 0 0 0 8 8 8 0 8 0 8 8 8 0 8 8 8 0 0 0 0 8 0 0 8 8 8 0 0 8 0 8 0 0 0 0 0 0 0 0 0 0 8 0 8 8 0 0 8 8 0 8 0 8 8 0 8 0 0 0 0 8 0 8 8 0 8 8 8 8 0 8 0 8 8 0 0 0 8 0 0 0 8 0 0 8 8 8 0 8 8 0 8 0 0 0 0 8 8 8 0 0 0 0 0 0 0 0 0 0 0 0 8 0 0 8 8 8 8 8 8 0 8 0 0 0 8 0 0 8 0 8 0 8 8 0 0 0 8 0 8 8 8 8 0 0 8 0 0 8 8 0 0 0 0 0 8 0 8 0 8 8 0 8 8 8 0 8 8 0 0 generates a code of length 69 over Z16 who´s minimum homogenous weight is 56. Homogenous weight enumerator: w(x)=1x^0+202x^56+90x^58+4x^59+535x^60+40x^61+486x^62+308x^63+1168x^64+1248x^65+2436x^66+2760x^67+5422x^68+3568x^69+5100x^70+2760x^71+2752x^72+1248x^73+866x^74+308x^75+790x^76+40x^77+206x^78+4x^79+270x^80+32x^82+96x^84+22x^88+3x^92+1x^96+2x^100 The gray image is a code over GF(2) with n=552, k=15 and d=224. This code was found by Heurico 1.16 in 48.5 seconds.