# A077014 (b-file synthesized from sequence entry) 0 2 1 1 2 2 3 2 4 6 5 8 6 28 7 42 8 162 9 262 10 1076 11 1828 12 7852 13 13820 14 61388 15 110954 16 505878 17 933458 18 4345660 19 8152860 20 38608380 21 73424650 22 352686780 23 678390116 24 3298016912 25 6405031050 26 31461151108 27 61606881612 28 305327366988 29 602188541928 30 3007925909860 31 5969806669034