# A150629 (b-file synthesized from sequence entry) 0 1 1 2 2 7 3 27 4 115 5 494 6 2199 7 9999 8 45977 9 213553 10 1001518 11 4728343 12 22440120 13 106995630 14 512350724 15 2461339951 16 11857180503 17 57274958341 18 277281579581 19 1344921183407 20 6535047490259 21 31805222581625 22 155007158817484 23 756405069981852 24 3695465159418088 25 18073604576901871 26 88477876035516269