# A378608 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 6 4 23 5 103 6 518 7 2868 8 17263 9 111925 10 775994 11 5719338 12 44592007 13 366259499 14 3157877470 15 28492791496 16 268307662047 17 2630577754281 18 26795670672626 19 283038010150702 20 3094882721541239 21 34977231456293519 22 407991690851302646 23 4905431774834649852 24 60721792897771836879