id:A054601 - OEIS Search Results

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Sum_{d|n, d odd} d*2^(n/d - 1).

+0
4

0, 1, 2, 7, 8, 21, 38, 71, 128, 277, 522, 1035, 2072, 4109, 8206, 16467, 32768, 65553, 131186, 262163, 524328, 1048817, 2097174, 4194327, 8388992, 16777321, 33554458, 67109695, 134217784, 268435485, 536872638, 1073741855, 2147483648 (list; graph; listen)

	OFFSET	`0,3`
	FORMULA	`G.f.: Sum_{k>0} (1-(-1)^k)/2kx^k/(1-2*x^k). - Vladeta Jovovic (vladeta(AT)eunet.rs), Oct 17 2003`
	CROSSREFS	`Cf. A054598-A054600, A000016, A000031.` `Sequence in context: A015617 A026579 A167767 this_sequence A117558 A117559 A081700` `Adjacent sequences: A054598 A054599 A054600 this_sequence A054602 A054603 A054604`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Apr 16 2000`

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Last modified December 7 08:40 EST 2009. Contains 170430 sequences.

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