id:A075423 - OEIS Search Results

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sfk(n) - 1, where sfk(n) is the square-free kernel of n (A007947).

+0
4

0, 1, 2, 1, 4, 5, 6, 1, 2, 9, 10, 5, 12, 13, 14, 1, 16, 5, 18, 9, 20, 21, 22, 5, 4, 25, 2, 13, 28, 29, 30, 1, 32, 33, 34, 5, 36, 37, 38, 9, 40, 41, 42, 21, 14, 45, 46, 5, 6, 9, 50, 25, 52, 5, 54, 13, 56, 57, 58, 29, 60, 61, 20, 1, 64, 65, 66, 33, 68, 69, 70, 5, 72, 73, 14, 37, 76, 77 (list; graph; listen)

	OFFSET	`1,3`
	COMMENT	`a(n) < n for all n, see A075425.`
	CROSSREFS	`A075424(n) = a(a(n)) for n>1.` `Sequence in context: A165042 A165046 A047949 this_sequence A144774 A074720 A058359` `Adjacent sequences: A075420 A075421 A075422 this_sequence A075424 A075425 A075426`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 15 2002`

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Last modified December 6 11:04 EST 2009. Contains 170427 sequences.

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