id:A091954 - OEIS Search Results

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A091954

Number of odd proper divisors of n. That is, the number of odd divisors of n that are less than n.

+0
3

0, 1, 1, 1, 1, 2, 1, 1, 2, 2, 1, 2, 1, 2, 3, 1, 1, 3, 1, 2, 3, 2, 1, 2, 2, 2, 3, 2, 1, 4, 1, 1, 3, 2, 3, 3, 1, 2, 3, 2, 1, 4, 1, 2, 5, 2, 1, 2, 2, 3, 3, 2, 1, 4, 3, 2, 3, 2, 1, 4, 1, 2, 5, 1, 3, 4, 1, 2, 3, 4, 1, 3, 1, 2, 5, 2, 3, 4, 1, 2, 4, 2, 1, 4, 3, 2, 3, 2, 1, 5, 3, 2, 3, 2, 3, 2, 1, 3, 5, 3 (list; graph; listen)

	OFFSET	`1,6`
	EXAMPLE	`The odd divisors of 15 that are less than 15 are 1, 3 and 5. Therefore there are three odd divisors of 15 that are less than 15.`
	CROSSREFS	`Cf. A000005, A032741, A001227.` `Sequence in context: A093914 A007061 A001817 this_sequence A080236 A025142 A074265` `Adjacent sequences: A091951 A091952 A091953 this_sequence A091955 A091956 A091957`
	KEYWORD	`easy,nonn`
	AUTHOR	`Mohammad K. Azarian (azarian(AT)evansville.edu), Mar 12 2004`

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

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