# A162662 (b-file synthesized from sequence entry) 1 1 2 2 3 3 4 4 5 9 6 10 7 27 8 70 9 57 10 100 11 267 12 1060 13 1227 14 27790 15 1479 16 146380 17 3459 18 2508040 19 49527 20 35506900 21 470079