# A066224 (b-file synthesized from sequence entry) 0 1 1 4 2 26 3 232 4 2620 5 35696 6 568504 7 10349536 8 211799312 9 4809701440 10 119952692896 11 3257843882624 12 95680443760576 13 3020676745975552 14 101990226254706560 15 3666624057550245376 16 139813029266338603264