# A243677 (b-file synthesized from sequence entry) 0 1 1 1 2 11 3 171 4 3101 5 61381 6 1285663 7 28015735 8 628599577 9 14424917769 10 336976627571 11 7986962580515 12 191593388321973 13 4642728729231885 14 113479537427180871 15 2794487353521152111 16 69264992525510000817 17 1726686697658673068305 18 43263333673014161542363 19 1088922278007765403976219 20 27519721658072318988515021