# A130867 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 6 5 10 6 22 7 46 8 112 9 272 10 720 11 1906 12 5240 13 14475 14 40641 15 114624 16 325921 17 930028 18 2666356 19 7666949 20 22115933 21 63951671 22 185370931 23 538416222 24 1566868939 25 4567669566 26 13336886288 27 38998848186 28 114194014853