A163083 - OEIS

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A163083

Primes of the form n$ + 1 which are the greater of twin primes. Here '$' denotes the swinging factorial function (A056040).

7, 31, 51481, 1580132580471901 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`Subsequence of A163075 and of A006512.`
	LINKS	`Peter Luschny, Swinging Primes.`
	MAPLE	`a := proc(n) select(s->isprime(s) and isprime(s-2), map(k -> A056040(k)+1, [$4..n])) end:`
	CROSSREFS	`Cf. A163075, A006512.` `Sequence in context: A191297 A134709 A139314 * A101329 A193637 A164819` `Adjacent sequences: A163080 A163081 A163082 * A163084 A163085 A163086`
	KEYWORD	`nonn`
	AUTHOR	`Peter Luschny (peter(AT)luschny.de), Jul 21 2009`

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Last modified February 13 03:07 EST 2012. Contains 205435 sequences.