A161367 - OEIS

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A161367

Primes such that p(n)-p(n-1)+1 is not prime

97, 127, 307, 331, 367, 397, 409, 457, 487, 499, 691, 709, 727, 751, 769, 787 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	EXAMPLE	`a(1)=97 because is the first prime such that p(n)-p(n-1)+1 is not prime. (97-89+1=15, and 15 is not prime)`
	CROSSREFS	`Cf. A000040 (the prime numbers), A001223 (difference between primes)` `Sequence in context: A140830 A038133 A144325 * A073076 A157213 A000923` `Adjacent sequences: A161364 A161365 A161366 * A161368 A161369 A161370`
	KEYWORD	`nonn`
	AUTHOR	`Leonardo Sznajder (leonardosznajder(AT)yahoo.com.ar), Jun 08 2009`

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Last modified February 16 11:51 EST 2012. Contains 205908 sequences.