# A055222 (b-file synthesized from sequence entry) 0 1 1 8 2 45 3 211 4 891 5 3510 6 13170 7 47672 8 167898 9 578769 10 1961103 11 6552549 12 21641343 13 70784235 14 229620285 15 739640331 16 2368022638 17 7541358405 18 23905443556 19 75468582776 20 237388273398 21 744299007994 22 2326899224352