# A049284 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 1 5 1 6 2 7 4 8 7 9 13 10 24 11 43 12 78 13 140 14 251 15 452 16 812 17 1457 18 2617 19 4697 20 8428 21 15126 22 27142 23 48700 24 87384 25 156787 26 281307 27 504723 28 905562 29 1624731 30 2915039 31 5230040 32 9383505 33 16835453 34 30205347 35 54192931 36 97230224 37 174445475 38 312981054 39 561534340 40 1007475560