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Search: id:A141152
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| A141152 |
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L.g.f.: A(x) = log( 1 + Sum_{n>=1} n^(n-1)*x^n ) = Sum_{n>=1} a(n)*x^n/n. |
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+0
2
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| 1, 3, 22, 219, 2771, 42432, 762539, 15736131, 366842002, 9536745963, 273601703035, 8587640290656, 292752138541643, 10772040284616075, 425539049950420682, 17963758770051942339, 807032690733694275307
(list; graph; listen)
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OFFSET
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1,2
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EXAMPLE
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L.g.f.: A(x) = x + 3*x^2/2 + 22*x^3/3 + 219*x^4/4 + 2771*x^5/5 +...
exp(A(x)) = 1 + x + 2*x^2 + 9*x^3 + 64*x^4 + 625*x^5 + 7776*x^6 +...
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PROGRAM
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(PARI) {a(n)=polcoeff(x*deriv(log(Ser(concat(1, vector(n+1, k, k^(k-1)))))), n)}
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CROSSREFS
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Cf. A141151.
Sequence in context: A006783 A001409 A079489 this_sequence A073530 A120667 A161567
Adjacent sequences: A141149 A141150 A141151 this_sequence A141153 A141154 A141155
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KEYWORD
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nonn
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AUTHOR
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Paul D. Hanna (pauldhanna(AT)juno.com), Jun 11 2008
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