id:A025479 - OEIS Search Results

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Exponent of n-th nontrivial positive integer power (A001597).

+0
4

2, 2, 3, 2, 4, 2, 3, 5, 2, 2, 6, 4, 2, 2, 3, 7, 2, 2, 2, 3, 2, 5, 8, 2, 2, 3, 2, 2, 2, 2, 9, 2, 2, 4, 2, 6, 2, 2, 2, 2, 3, 10, 2, 2, 2, 4, 3, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 11, 2, 7, 3, 2, 2, 4, 2, 2, 2, 3, 2, 2, 2, 5, 2, 2, 2, 3, 2, 2, 2, 2, 2, 12, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 8, 2, 3, 2, 2, 2 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Greatest common divisor of all prime-exponents in canonical factorization of n-th perfect power: a(n)=A052409(A001597(n)). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Oct 13 2002`
	CROSSREFS	`Adjacent sequences: A025476 A025477 A025478 this_sequence A025480 A025481 A025482` `Sequence in context: A073182 A049599 A043261 this_sequence A093640 A083903 A083867`
	KEYWORD	`easy,nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified October 11 13:47 EDT 2008. Contains 144830 sequences.

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