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Search: id:A143637
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| A143637 |
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E.g.f. satisfies: A(x) = exp(x*A(((x+1)^6-1)/6)). |
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+0
2
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| 1, 1, 3, 31, 505, 12521, 443227, 20766159, 1240975409, 92068494625, 8282460205891, 886498379552919, 111190541933344777, 16136424098890466281, 2680205744964849259355, 504746978220729054647911
(list; graph; listen)
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OFFSET
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0,3
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MAPLE
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A:= proc(n, k::nonnegint) option remember; if n<=0 or k=0 then 1 else A(n-1, k)(((x+1)^k-1)/k) fi; unapply (convert (series (exp (x*%), x, n+1), polynom), x) end: a:= n-> coeff (A(n, 6)(x), x, n)*n!: seq (a(n), n=0..20);
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CROSSREFS
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Cf. 6th column of A143632.
Sequence in context: A047798 A126346 A142999 this_sequence A121563 A105293 A104841
Adjacent sequences: A143634 A143635 A143636 this_sequence A143638 A143639 A143640
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KEYWORD
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nonn
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AUTHOR
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Alois P. Heinz (heinz(AT)hs-heilbronn.de), Aug 27 2008
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