# A333396 (b-file synthesized from sequence entry) 1 1 2 2 3 5 4 11 5 23 6 45 7 87 8 165 9 309 10 573 11 1056 12 1934 13 3527 14 6408 15 11605 16 20960 17 37771 18 67928 19 121949 20 218595 21 391302 22 699610 23 1249475 24 2229329 25 3974083 26 7078658 27 12599318 28 22410548 29 39837420 30 70775727 31 125675525 32 223052519 33 395702395 34 701695820 35 1243827018 36 2204007329