id:A112649 - OEIS Search Results

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The a(k)-th Mersenne prime exponent is not a Gaussian prime (not 3 mod 4).

+0
3

1, 3, 5, 6, 9, 10, 13, 17, 18, 19, 21, 22, 23, 24, 25, 26, 27, 30, 33, 35, 36, 37, 38, 39 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A140584 A085705 A072716 this_sequence A050083 A081175 A094598` `Adjacent sequences: A112646 A112647 A112648 this_sequence A112650 A112651 A112652`
	KEYWORD	`nonn`
	AUTHOR	`Jorge Coveiro (jorgecoveiro(AT)yahoo.com), Dec 27 2005`
	EXTENSIONS	`Edited by Don Reble (djr(AT)nk.ca), Jan 25 2006`

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.