id:A070226 - OEIS Search Results

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Numbers n such that the square-free kernel of n is equal to the number of divisors of n.

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1, 2, 9, 12, 18, 80, 448, 625, 720, 1200, 1250, 1620, 2025, 4032, 4050, 5625, 7500, 9408, 11250, 11264, 20412, 35721, 53248, 71442, 101376, 117649, 235298, 280000, 371712, 479232, 768320, 907200, 1058841, 1114112, 1270080, 1411788, 1750000 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Cf. A007947, A000005, A033950.` `Sequence in context: A031070 A109297 A048768 this_sequence A129829 A053900 A126977` `Adjacent sequences: A070223 A070224 A070225 this_sequence A070227 A070228 A070229`
	KEYWORD	`nonn`
	AUTHOR	`Jason Earls (zevi_35711(AT)yahoo.com), May 07 2002`

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Last modified September 5 19:27 EDT 2008. Contains 143485 sequences.

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