# A143646 (b-file synthesized from sequence entry) 0 0 1 1 2 4 3 18 4 83 5 387 6 1815 7 8541 8 40276 9 190182 10 898844 11 4250780 12 20111394 13 95181166 14 450565602 15 2133227418 16 10101126723 17 47834649675 18 226540406571 19 1072931019393 20 5081776592061 21 24069823974879 22 114009427284309