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A156377
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Numerator of Euler(n, 1/16).
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1
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1, -7, -15, 1001, 4065, -514087, -3125295, 559451081, 4534099905, -1044682551367, -10583199850575, 2980654783566761, 36234719616266145, -12060793477105158247, -171055019182265094255, 65695455336100321500041, 1064846988389856127270785
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OFFSET
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0,2
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LINKS
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FORMULA
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G.f.: conjecture T(0)/(1+7*x), where T(k) = 1 - 64*x^2*(k+1)^2/(64*x^2*(k+1)^2 + (1+7*x)^2/T(k+1) ); (continued fraction). - Sergei N. Gladkovskii, Nov 12 2013
a(n) = (-8)^n*skp(n, 7/8), where skp(n,x) are the Swiss-Knife polynomials A153641. - Peter Luschny, Apr 19 2014
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CROSSREFS
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KEYWORD
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sign,frac
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AUTHOR
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STATUS
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approved
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