# A228063 (b-file synthesized from sequence entry) 1 4 2 21 3 143 4 1063 5 8371 6 68785 7 583436 8 5069633 9 44876757 10 403025174 11 3660702622 12 33550877248 13 309726969451 14 2876065468123 15 26835315229835 16 251389798269317 17 2362887262236150 18 22272676889496853 19 210455460654786509 20 1992806263723883464