# A056303 (b-file synthesized from sequence entry) 1 0 2 1 3 1 4 2 5 3 6 5 7 9 8 16 9 28 10 51 11 93 12 170 13 315 14 585 15 1091 16 2048 17 3855 18 7280 19 13797 20 26214 21 49929 22 95325 23 182361 24 349520 25 671088 26 1290555 27 2485504 28 4793490 29 9256395 30 17895679 31 34636833 32 67108864 33 130150493 34 252645135 35 490853403 36 954437120 37 1857283155