id:A066859 - OEIS Search Results

Search: id:A066859

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Product of sums of divisors and non-divisors.

+0
1

0, 0, 8, 21, 54, 108, 160, 315, 416, 666, 648, 1400, 1078, 1944, 2304, 3255, 2430, 5148, 3400, 7056, 6368, 7812, 6048, 14400, 9114, 12978, 13520, 19600, 12150, 28296, 14848, 29295, 24624, 29214, 27936, 52325, 25270 (list; graph; listen)

	OFFSET	`1,3`
	COMMENT	`A000203(n)+A024816(n) = A000217(n).`
	FORMULA	`a(n) = A000203(n)*A024816(n).`
	CROSSREFS	`Sequence in context: A152117 A075629 A067334 this_sequence A080144 A096018 A156304` `Adjacent sequences: A066856 A066857 A066858 this_sequence A066860 A066861 A066862`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jan 23, 2002`

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Last modified November 25 14:49 EST 2009. Contains 167514 sequences.

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