id:A135023 - OEIS Search Results

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(NextPrime[6n]-PreviousPrime[6n])/2.

+0
6

1, 1, 1, 3, 1, 3, 1, 3, 3, 1, 3, 1, 3, 3, 4, 4, 1, 1, 7, 7, 7, 3, 1, 5, 1, 3, 3, 3, 3, 1, 5, 1, 1, 6, 6, 6, 6, 1, 3, 1, 5, 3, 3, 3, 1, 3, 1, 5, 7, 7, 7, 1, 7, 7, 7, 3, 5, 1, 3, 4, 4, 3, 3, 3, 4, 4, 4, 4, 5, 1, 5, 1, 3, 3, 4, 4, 1, 6, 6, 4, 4, 4, 4, 3, 6, 6, 1, 9, 9, 9, 3, 5, 3, 3, 1, 3, 5, 3, 3, 1, 3, 3, 1, 6, 6 (list; graph; listen)

	OFFSET	`1,4`
	COMMENT	`a(n)=1 if 6n -/+ 1 are twin primes.`
	CROSSREFS	`Sequence in context: A050345 A070039 A074122 this_sequence A087822 A163378 A025810` `Adjacent sequences: A135020 A135021 A135022 this_sequence A135024 A135025 A135026`
	KEYWORD	`nonn`
	AUTHOR	`Zak Seidov (zakseidov(AT)yahoo.com), Feb 10 2008`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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