# A049922 (b-file synthesized from sequence entry) 1 1 2 3 3 2 4 5 5 8 6 18 7 34 8 69 9 135 10 274 11 546 12 1093 13 2183 14 4363 15 8716 16 17416 17 34797 18 69662 19 139322 20 278645 21 557287 22 1114571 23 2229132 24 4458248 25 8916461 26 17832856 27 35665573 28 71330874 29 142661201 30 285321312 31 570640444 32 1141276535 33 2282544370