# A357665 (b-file synthesized from sequence entry) 0 0 1 1 2 3 3 12 4 81 5 765 6 7938 7 85239 8 963819 9 11801862 10 158533443 11 2320621569 12 36425289816 13 604576791405 14 10532817901791 15 192197187209484 16 3673078679995677 17 73486862051182425 18 1536507360834633666 19 33482575797899354235 20 758209049155176114807