id:A085727 - OEIS Search Results

Search: id:A085727

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Number of semiprimes between n and 2n (inclusive).

+0
2

0, 1, 2, 2, 3, 3, 3, 4, 4, 3, 4, 4, 6, 6, 5, 4, 6, 7, 8, 9, 9, 8, 8, 8, 9, 9, 8, 9, 11, 11, 12, 12, 13, 12, 12, 11, 12, 12, 12, 11, 12, 12, 14, 15, 15, 16, 17, 18, 18, 17, 17, 16, 17, 17, 17, 17, 17, 17, 17, 18, 20, 21, 20, 20, 21, 20, 22, 22, 22, 21, 23, 24, 26, 26, 25, 25, 25, 25, 26 (list; graph; listen)

	OFFSET	`1,3`
	CROSSREFS	`Sequence in context: A029865 A072644 A070082 this_sequence A143442 A137300 A095791` `Adjacent sequences: A085724 A085725 A085726 this_sequence A085728 A085729 A085730`
	KEYWORD	`easy,nonn`
	AUTHOR	`Jason Earls (zevi_35711(AT)yahoo.com), Jul 20 2003`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

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