id:A065749 - OEIS Search Results

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Numbers n such that the pair (prime(n)-n)*(prime(n)+n) +/- 1 is a twin prime.

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7, 19, 23, 61, 89, 149, 157, 193, 239, 247, 373, 377, 403, 509, 523, 577, 739, 767, 769, 799, 881, 1037, 1129, 1229, 1271, 1291, 1307, 1421, 1501, 1937, 1943, 1951, 2051, 2159, 2243, 2303, 2311, 2549, 2587, 2669, 2767, 2809, 2813, 2851, 2963, 3593, 3649 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`(A000040(61) - 61)(A000040(61) + 61) +/-1 = (283 - 61)(283 + 61) +/- 1 = 76368 +/- 1 = (76367, 76369), a twin prime: So a(3) = 61; A065750(3) = 76367.`
	CROSSREFS	`Sequence in context: A082422 A129812 A032680 this_sequence A032642 A127633 A055246` `Adjacent sequences: A065746 A065747 A065748 this_sequence A065750 A065751 A065752`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 21 2001`
	EXTENSIONS	`More terms from Naohiro Nomoto (n_nomoto(AT)yabumi.com), Nov 29 2001`

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.

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