# A378404 (b-file synthesized from sequence entry) 0 1 1 2 2 12 3 74 4 464 5 2997 6 19704 7 131140 8 880912 9 5960000 10 40555117 11 277251834 12 1902791048 13 13101878220 14 90468268336 15 626202992439 16 4343671952768 17 30186478566432 18 210131106485088 19 1464920605002240 20 10226302297174509 21 71474029751497258 22 500097817634501780