# A109742 (b-file synthesized from sequence entry) 1 1 2 2 3 5 4 9 5 27 6 123 7 693 8 4653 9 36111 10 317583 11 3118617 12 33804177 13 400755267 14 5156954019 15 71572594557 16 1065571143093 17 16938122939703 18 286298719063863 19 5127206924693601 20 96975312507734553 21 1931609062232400747 22 40414621201681598667 23 886153986344092389957