id:A054003 - OEIS Search Results

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tau(n+1) - tau(n) where n and n+1 have the same sum of divisors.

+0
3

0, 2, -4, 0, 4, 0, 0, 8, 6, -4, -6, 6, -8, -8, 0, 4, 0, 4, 0, 8, 8, -8, 0, -4, 0, 8, -8, 0, -12, 12, -8, 8, 0, -8, -8, -4, -12, 24, -8, 0, 8, 0, -8, -4, -8, -8, 0, 16, -4, -4, 4, 0, 0, -28, 0, 0, -20, -4, 24, 0, -16, 8, 8, -8, -8, 12, -16, 0, -40, 40, -8, 8, 0, 0, 0, 40, -8, 0, 40 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n) = A054002(n) - A053249(n)`
	CROSSREFS	`Cf. A000005, A000203, A002961, A053249, A054002.` `Sequence in context: A079904 A021420 A011994 this_sequence A134352 A115368 A086932` `Adjacent sequences: A054000 A054001 A054002 this_sequence A054004 A054005 A054006`
	KEYWORD	`sign`
	AUTHOR	`Asher Auel (asher.auel(AT)reed.edu) Jan 12, 2000`
	EXTENSIONS	`More terms from Naohiro Nomoto (6284968128(AT)geocities.co.jp), Jun 23 2001`

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.

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