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A143991
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Numerators of numbers with g.f. exp(1-(1-x)^(1/2)).
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3
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1, 1, 1, 7, 37, 133, 2431, 27007, 176761, 5329837, 12994393, 866792053, 5213746711, 841146804577, 10532583170701, 569600638022431, 16539483668991901, 3333075288160853, 16955228098102446847, 932411737877492011, 10996483739066355827053, 66024590609554132070857
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,4
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EXAMPLE
| 1, 1/2, 1/4, 7/48, 37/384, 133/1920, 2431/46080, 27007/645120, 176761/5160960, ...
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CROSSREFS
| Cf. A143968, A001515.
Sequence in context: A139891 A082113 A196597 * A012885 A162541 A196574
Adjacent sequences: A143988 A143989 A143990 * A143992 A143993 A143994
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KEYWORD
| nonn,frac
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), Dec 02 2008
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