id:A067062 - OEIS Search Results

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Numbers n such that sigma(n+2)-sigma(n)=prime(n+1)-prime(n).

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3, 5, 17, 40, 41, 203, 1949, 2309, 2711, 2789, 2801, 3299, 3329, 3359, 3917, 4157, 4217, 4259, 4637, 5009, 5021, 5231, 6449, 6497, 7757, 8087, 8219, 8627, 9419, 9929, 10007, 10937, 11777, 12071, 14321, 15647, 15971, 16061, 16901, 18131, 18251 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`If n and n+2, prime(n) and prime(n+1) are twin primes, then n is in the sequence. But some values of n are composite.`
	CROSSREFS	`Sequence in context: A148517 A148518 A077796 this_sequence A148519 A148520 A148521` `Adjacent sequences: A067059 A067060 A067061 this_sequence A067063 A067064 A067065`
	KEYWORD	`nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Feb 17 2002`

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

AT&T Labs Research