id:A003980 - OEIS Search Results

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Moebius transform of A003965.

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1

1, 1, 2, 2, 4, 2, 7, 4, 6, 4, 12, 4, 20, 7, 8, 8, 33, 6, 54, 8, 14, 12, 88, 8, 20, 20, 18, 14, 143, 8, 232, 16, 24, 33, 28, 12, 376, 54, 40, 16, 609, 14, 986, 24, 24, 88, 1596, 16, 56, 20, 66, 40, 2583, 18, 48, 28, 108, 143, 4180, 16, 6764, 232, 42, 32, 80, 24, 10945, 66 (list; graph; listen)

	OFFSET	`1,3`
	LINKS	`N. J. A. Sloane, Transforms`
	FORMULA	`Multiplicative with a(p^e) = (q-1)q^(e-1) were q = Fib(pi(p)+1) = A000045(A000720(p)+2). - David W. Wilson, Sep 01, 2001`
	CROSSREFS	`Sequence in context: A156995 A057767 A122977 this_sequence A132801 A072478 A100577` `Adjacent sequences: A003977 A003978 A003979 this_sequence A003981 A003982 A003983`
	KEYWORD	`nonn,mult`
	AUTHOR	`Marc LeBrun (mlb(AT)well.com)`
	EXTENSIONS	`More terms from David W. Wilson (davidwwilson(AT)comcast.net), Aug 29 2001`

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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