# A037700 (b-file synthesized from sequence entry) 1 1 2 11 3 102 4 918 5 8263 6 74369 7 669324 8 6023916 9 54215245 10 487937207 11 4391434866 12 39522913794 13 355706224147 14 3201356017325 15 28812204155928 16 259309837403352 17 2333788536630169