# A162363 (b-file synthesized from sequence entry) 1 1 2 3 3 143 4 285 5 569 6 683 7 1138 8 1366 9 2276 10 154203 11 308405 12 616810 13 678491 14 1356981 15 1480343 16 2713962 17 2960686 18 2212558911 19 4425117821 20 8850235641 21 17700471281