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a(n) is the least prime from the union {2,3} and A164333, beginning with which the n-th prime p_n is obtained by some number of iterations of the S operator g(see A164960).

+0
2

2, 3, 2, 3, 2, 13, 3, 19, 2, 13, 31, 3, 19, 43, 2, 53, 13, 61, 31, 71, 73, 3, 19, 43, 2, 101, 103, 53, 109, 113, 13, 131, 31 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`The sequence is connected with our sieve selecting the primes of the union {2,3} and A164333 from all primes. Note that a(n)=n iff p_n is in the considered union, which corresponds to 0's iterations of g.`
	LINKS	`V. Shevelev, On critical small intervals containing primes`
	CROSSREFS	`Cf. A164333 A055496 A164960 A104272 A080359 A164918 A006992 A164917 A164368 A164288` `Sequence in context: A086489 A015886 A108656 this_sequence A119880 A075019 A138960` `Adjacent sequences: A164959 A164960 A164961 this_sequence A164963 A164964 A164965`
	KEYWORD	`nonn,uned`
	AUTHOR	`Vladimir Shevelev (shevelev(AT)bgu.ac.il), Sep 02 2009`

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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