A175380 - OEIS

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A175380 - OEIS

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A175380

Decimal expansion of Gamma(1/5).

4, 5, 9, 0, 8, 4, 3, 7, 1, 1, 9, 9, 8, 8, 0, 3, 0, 5, 3, 2, 0, 4, 7, 5, 8, 2, 7, 5, 9, 2, 9, 1, 5, 2, 0, 0, 3, 4, 3, 4, 1, 0, 9, 9, 9, 8, 2, 9, 3, 4, 0, 3, 0, 1, 7, 7, 8, 8, 8, 5, 3, 1, 3, 6, 2, 3, 0, 0, 3, 9, 2, 7, 3, 1, 0, 6, 4, 4, 4, 9, 9, 8, 9, 7, 4, 0, 3, 9, 4, 0, 8, 2, 8, 7, 7, 8, 5, 0, 7, 4, 5, 6, 9, 1, 2 (list; constant; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`G. C. Greubel, Table of n, a(n) for n = 1..5000` `R. Vidunas, Expressions for values of the Gamma function, arxiv:math/0403510 [math.CA], 2004.` `Wikipedia, Particular values of the Gamma function: General rational arguments` `Index to sequences related to the gamma function`
	FORMULA	`Equals Pi * sqrt(2) * sqrt(5 + sqrt(5)) / (sqrt(5) * Gamma(4/5) ) = A063448 * sqrt(5 + A002163) / (A002163 * Gamma(4/5)) where Gamma(4/5) = A340722.`
	EXAMPLE	`Equals 4.590843711998803053204758275929152...`
	MAPLE	`evalf(GAMMA(1/5));`
	MATHEMATICA	`RealDigits[Gamma[1/5], 10, 120][[1]] (* Harvey P. Dale, May 26 2011 *)`
	PROG	`(PARI) gamma(1/5) \\ G. C. Greubel, Jan 15 2017` `(Magma) SetDefaultRealField(RealField(100)); Gamma(1/5); // G. C. Greubel, Mar 10 2018`
	CROSSREFS	`Sequence in context: A140315 A055497 A194419 * A263151 A366185 A093088` `Adjacent sequences: A175377 A175378 A175379 * A175381 A175382 A175383`
	KEYWORD	`cons,nonn`
	AUTHOR	`R. J. Mathar, Apr 24 2010`
	STATUS	`approved`

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Last modified May 26 02:03 EDT 2024. Contains 372807 sequences. (Running on oeis4.)