id:A050449 - OEIS Search Results

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Sum_{d|n, d=1 mod 4} d.

+0
7

1, 1, 1, 1, 6, 1, 1, 1, 10, 6, 1, 1, 14, 1, 6, 1, 18, 10, 1, 6, 22, 1, 1, 1, 31, 14, 10, 1, 30, 6, 1, 1, 34, 18, 6, 10, 38, 1, 14, 6, 42, 22, 1, 1, 60, 1, 1, 1, 50, 31, 18, 14, 54, 10, 6, 1, 58, 30, 1, 6, 62, 1, 31, 1, 84, 34, 1, 18, 70, 6, 1, 10, 74, 38, 31, 1 (list; graph; listen)

	OFFSET	`0,5`
	FORMULA	`G.f.: Sum_{n>=0} (4n+1)x^(4n+1)/(1-x^(4n+1)). - Vladeta Jovovic (vladeta(AT)Eunet.yu), Nov 14 2002` `a(n) = A000593(n) - A050452(n). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Apr 18 2006`
	CROSSREFS	`Cf. A050460, A001826.` `Sequence in context: A063919 A072815 A080304 this_sequence A108131 A073354 A133419` `Adjacent sequences: A050446 A050447 A050448 this_sequence A050450 A050451 A050452`
	KEYWORD	`nonn`
	AUTHOR	`njas, Dec 23 1999`
	EXTENSIONS	`More terms from Vladeta Jovovic (vladeta(AT)Eunet.yu), Nov 14 2002` `More terms from Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Apr 18 2006`

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Last modified September 7 23:08 EDT 2008. Contains 143486 sequences.

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