id:A113402 - OEIS Search Results

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Algebraic degree of Cos[Pi/n] for constructible n-gons (A003401).

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1, 1, 1, 2, 2, 2, 4, 4, 4, 4, 8, 8, 8, 8, 8, 16, 16, 16, 16, 16, 16, 32, 32, 32, 32, 32, 32, 32, 64, 64, 64, 64, 64, 64, 64, 64, 128, 128, 128, 128, 128, 128, 128, 128, 128, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 512, 512, 512, 512, 512, 512, 512, 512, 512 (list; graph; listen)

	OFFSET	`1,4`
	LINKS	`Eric Weisstein's World of Mathematics, Trigonometry Angles`
	CROSSREFS	`Cf. A003401, A055034, A113401.` `Adjacent sequences: A113399 A113400 A113401 this_sequence A113403 A113404 A113405` `Sequence in context: A096491 A106160 A007614 this_sequence A054861 A086227 A079438`
	KEYWORD	`nonn,easy,nice`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), Oct 28, 2005`

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Last modified October 11 13:47 EDT 2008. Contains 144830 sequences.

AT&T Labs Research