id:A056058 - OEIS Search Results

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Square-free part of the n-th central binomial coefficient.

+0
2

1, 2, 3, 6, 10, 5, 35, 70, 14, 7, 462, 231, 429, 858, 715, 1430, 24310, 12155, 92378, 46189, 88179, 176358, 1352078, 676039, 52003, 104006, 22287, 44574, 2154410, 1077205, 33393355, 66786710, 129644790, 64822395, 181502706, 90751353 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n)=A007913[A001405(n)]`
	EXAMPLE	`For square-free central binomial coefficients (A046098) a(n)=A001405(n)`
	CROSSREFS	`See A048633 for another version.` `Sequence in context: A077753 A058911 A056060 this_sequence A028255 A048633 A047402` `Adjacent sequences: A056055 A056056 A056057 this_sequence A056059 A056060 A056061`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Jul 26 2000`

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.

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