# A369268 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 8 4 29 5 105 6 414 7 1695 8 7046 9 29853 10 128644 11 561262 12 2474142 13 11006108 14 49343508 15 222715440 16 1011217425 17 4615519083 18 21165513228 19 97467424198 20 450541090701 21 2089777230606 22 9723511785608 23 45371996501895 24 212271904284993 25 995513843930049 26 4679212044797252