# A033296 (b-file synthesized from sequence entry) 1 1 2 6 3 42 4 326 5 2706 6 23526 7 211546 8 1951494 9 18366882 10 175674054 11 1702686090 12 16686795846 13 165079509042 14 1646340228006 15 16534463822010 16 167081444125702 17 1697551974416706 18 17330661859937670 19 177699201786231530