id:A082553 - OEIS Search Results

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Number of sets of distinct positive integers whose geometric mean is an integer, the largest integer of a set is n.

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1

1, 1, 1, 3, 1, 1, 1, 3, 7, 1, 1, 7, 1, 1, 1, 9, 1, 29, 1, 3, 1 (list; graph; listen)

	OFFSET	`1,4`
	EXAMPLE	`a(4) = 3: the three sets are {4}, {1, 4}, {1, 2, 4}.`
	CROSSREFS	`Sequence in context: A109223 A016466 A055210 this_sequence A143632 A130605 A157261` `Adjacent sequences: A082550 A082551 A082552 this_sequence A082554 A082555 A082556`
	KEYWORD	`easy,more,nonn`
	AUTHOR	`Naohiro Nomoto (n_nomoto(AT)yabumi.com), May 03 2003`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.