A170954 - OEIS

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A170954

Indices n such that A000930(n) is prime.

3, 4, 8, 9, 11, 16, 21, 25, 81, 6241, 25747 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	COMMENTS	`a(12) > 200000. [From Donovan Johnson, Mar 14 2010]`
	LINKS	`Table of n, a(n) for n=1..11.`
	CROSSREFS	`Sequence in context: A002156 A285033 A073258 * A286750 A135135 A058593` `Adjacent sequences: A170951 A170952 A170953 * A170955 A170956 A170957`
	KEYWORD	`nonn,more`
	AUTHOR	`N. J. A. Sloane, Feb 25 2010, following a question from Kyle Ledbetter`
	EXTENSIONS	`Two more terms from R. J. Mathar, Mar 01 2010` `a(11) from Donovan Johnson, Mar 14 2010`
	STATUS	`approved`

Last modified April 15 04:04 EDT 2021. Contains 342974 sequences. (Running on oeis4.)