id:A091177 - OEIS Search Results

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Numbers n such that the n-th prime is of the form 3k-1.

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1, 3, 5, 7, 9, 10, 13, 15, 16, 17, 20, 23, 24, 26, 28, 30, 32, 33, 35, 39, 40, 41, 43, 45, 49, 51, 52, 54, 55, 56, 57, 60, 62, 64, 66, 69, 71, 72, 76, 77, 79, 81, 83, 86, 87, 89, 91, 92, 94, 96, 97, 98, 102, 103, 104, 107, 108, 109, 113, 116, 118, 119, 120, 123, 124, 126 (list; graph; listen)

	OFFSET	`1,2`
	COMMENT	`A003627 indexed by A000040.`
	FORMULA	`a(n)=k such that A000040(k) = A003627(n).`
	CROSSREFS	`A003627 gives primes arising in A024893, A087370, A088879.` `A133677 is another version.` `Sequence in context: A108598 A054684 A080207 this_sequence A066929 A165249 A098160` `Adjacent sequences: A091174 A091175 A091176 this_sequence A091178 A091179 A091180`
	KEYWORD	`easy,nonn`
	AUTHOR	`Ray Chandler (rayjchandler(AT)sbcglobal.net), Dec 26 2003`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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