# A243019 (b-file synthesized from sequence entry) 0 1 1 1 2 5 3 7 4 33 5 51 6 233 7 379 8 1697 9 2851 10 12585 11 21627 12 94449 13 165075 14 714873 15 1266027 16 5445441 17 9746883 18 41687369 19 75275227 20 320420753 21 582881971 22 2471008281 23 4523575371 24 19108837601 25 35174066851