id:A001598 - OEIS Search Results

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Number of terms in {b(1)..b(n)} relatively prime to b(n), where b(n) = A001597(n).
(Formerly M2244 N0891)

+0
1

1, 1, 3, 2, 5, 5, 4, 2, 9, 5, 8, 5, 13, 12, 8, 5, 17, 8, 6, 11, 14, 11, 23, 7, 23, 26, 11, 16, 14, 15, 31, 10, 28, 16, 24, 15, 37, 9, 39, 16, 20, 27, 20, 31, 14, 43, 47, 23, 32, 20, 51, 17 (list; graph; listen)

	OFFSET	`1,3`
	REFERENCES	`H. W. Gould, Problem H-170, Fib. Quart., 8 (1970), 268.`
	CROSSREFS	`Adjacent sequences: A001595 A001596 A001597 this_sequence A001599 A001600 A001601` `Sequence in context: A132778 A127703 A127738 this_sequence A059319 A019828 A115207`
	KEYWORD	`nonn,easy`
	AUTHOR	`njas`

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.

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