# A330050 (b-file synthesized from sequence entry) 0 0 1 3 2 10 3 35 4 100 5 288 6 780 7 2115 8 5610 9 14883 10 39160 11 103040 12 270280 13 708963 14 1857450 15 4866435 16 12744060 17 33373728 18 87382900 19 228795875 20 599019850 21 1568318403 22 4105974960 23 10749749760 24 28143378000 25 73680759363 26 192899171530 27 505017737315 28 1322154751060