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Search: id:A132093
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| A132093 |
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Denominators of Blandin-Diaz compositional Bernoulli numbers (B^sin)_3,n. |
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+0
2
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| 1, 10, 350, 1050, 57750, 250250, 2388750, 2231250, 1088106250, 137156250, 105761906250, 2289218750, 8842968750, 51289218750, 45049030468750, 3563716406250, 1099667378906250, 4714260332031250, 14142780996093750
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OFFSET
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1,2
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COMMENT
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Numerators are A132092. Numerators and denominators given only for even n (odd n have numerators = 0).
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LINKS
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Hector Blandin and Rafael Diaz, Compositional Bernoulli numbers, Aug 06 2007, p. 8
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FORMULA
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(((x^3)/3!)/(sin(x)-x) = SUM[n=0..infinity] (B^sin)_3,n ((x^n)/n!).
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EXAMPLE
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-1, 0, -1/10, 0, -11/350, 0, -17,1050, 0, -563/57750, 0, -381/250250, 0.
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CROSSREFS
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Cf. A132092-A132106.
Sequence in context: A006426 A029698 A060704 this_sequence A016101 A112694 A079914
Adjacent sequences: A132090 A132091 A132092 this_sequence A132094 A132095 A132096
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KEYWORD
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frac,nonn
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AUTHOR
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Jonathan Vos Post (jvospost3(AT)gmail.com), Aug 09 2007
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EXTENSIONS
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More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), May 25 2008
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