# A293357 (b-file synthesized from sequence entry) 0 1 1 3 2 9 3 20 4 39 5 71 6 124 7 211 8 354 9 586 10 963 11 1574 12 2564 13 4167 14 6762 15 10962 16 17759 17 28758 18 46557 19 75357 20 121958 21 197361 22 319367 23 516778 24 836197 25 1353029 26 2189282 27 3542369 28 5731711 29 9274142 30 15005917 31 24280125 32 39286110 33 63566305 34 102852487 35 166418866