id:A081676 - OEIS Search Results

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Largest perfect power <= n.

+0
2

1, 1, 1, 4, 4, 4, 4, 8, 9, 9, 9, 9, 9, 9, 9, 16, 16, 16, 16, 16, 16, 16, 16, 16, 25, 25, 27, 27, 27, 27, 27, 32, 32, 32, 32, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 36, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 49, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64, 64 (list; graph; listen)

	OFFSET	`1,4`
	COMMENT	`a(n) = n - A069584(n).`
	CROSSREFS	`Cf. A001597.` `Sequence in context: A120327 A056629 A167185 this_sequence A114555 A124570 A053187` `Adjacent sequences: A081673 A081674 A081675 this_sequence A081677 A081678 A081679`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 26 2003`

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Last modified December 7 23:50 EST 2009. Contains 170430 sequences.

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