id:A023589 - OEIS Search Results

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Number of distinct prime divisors of 2*p(n)+1.

+0
3

1, 1, 1, 2, 1, 1, 2, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1, 1, 3, 2, 2, 2, 2, 1, 3, 1, 2, 2, 2, 2, 3, 2, 2, 1, 1, 2, 1, 2, 2, 3, 2, 2, 3, 2, 1, 1, 3, 1, 2, 2, 2, 2, 3, 1, 2, 1, 3, 2, 3, 2, 3, 2, 2, 2, 2, 1, 3, 2, 3, 2, 2, 3, 2, 3, 1, 2, 1, 2, 2, 1, 2, 3, 2, 2, 3, 2, 3, 1, 2, 2, 1, 2, 2 (list; graph; listen)

	OFFSET	`1,4`
	CROSSREFS	`Sequence in context: A160245 A154351 A112753 this_sequence A134034 A157415 A154325` `Adjacent sequences: A023586 A023587 A023588 this_sequence A023590 A023591 A023592`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.

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