# A205485 (b-file synthesized from sequence entry) 1 1 2 3 3 4 4 15 5 31 6 72 7 176 8 327 9 751 10 2063 11 5138 12 12708 13 30993 14 75386 15 182644 16 433255 17 1004854 18 2279349 19 5115960 20 11580835 21 26533616 22 62024966 23 149683357 24 373141332 25 957942931 26 2516465279 27 6694846987 28 17883365774 29 47644695777 30 125952933062 31 329364348277