id:A056201 - OEIS Search Results

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Characteristic cube divisor (A056191) of central binomial coefficient (A001405).

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1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 8, 1, 1, 1, 1, 1, 1, 1, 8, 1, 1, 1, 8, 27, 216, 8, 1, 1, 1, 27, 27, 1, 1, 1, 8, 1, 1, 1, 8, 1, 8, 216, 27, 1, 1, 1, 8, 27, 216, 8, 1, 1, 8, 8, 1, 8, 1, 1, 8, 1, 1, 1, 1, 1, 1, 1, 8, 1, 1, 1, 8, 1, 8, 8, 1, 1, 1, 1, 8, 27, 216, 216, 27, 1, 8, 8, 1, 8, 1, 27, 216 (list; graph; listen)

	OFFSET	`1,14`
	FORMULA	`a(n)=A056059(n)^3 =g^3 and Binomial[n, Floor[n/2]]=a(n)^3 * L^2 * A056060(n), where L=A56056(n)/A056059(n)`
	EXAMPLE	`n=14, Binomial[14,8]=3432=2.2.2.3.11.13 so g(3432)=2, thus a(14)=8.`
	CROSSREFS	`Cf. A056056-A056060, A056202.` `Sequence in context: A056191 A103760 A008834 this_sequence A088842 A010152 A011264` `Adjacent sequences: A056198 A056199 A056200 this_sequence A056202 A056203 A056204`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Aug 02 2000`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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