# A304788 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 12 4 59 5 343 6 2295 7 17307 8 144751 9 1326377 10 13189945 11 141271298 12 1619488645 13 19766050827 14 255693112641 15 3492065507376 16 50180426293255 17 756444290843433 18 11930511611596861 19 196404976143077964 20 3367697323914503113 21 60029614473492823771 22 1110430594720934758781