id:A161011 - OEIS Search Results

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Decimal expansion of tan(1/2).

+0
3

5, 4, 6, 3, 0, 2, 4, 8, 9, 8, 4, 3, 7, 9, 0, 5, 1, 3, 2, 5, 5, 1, 7, 9, 4, 6, 5, 7, 8, 0, 2, 8, 5, 3, 8, 3, 2, 9, 7, 5, 5, 1, 7, 2, 0, 1, 7, 9, 7, 9, 1, 2, 4, 6, 1, 6, 4, 0, 9, 1, 3, 8, 5, 9, 3, 2, 9, 0, 7, 5, 1, 0, 5, 1, 8, 0, 2, 5, 8, 1, 5, 7, 1, 5, 1, 8, 0, 6, 4, 8, 2, 7, 0, 6, 5, 6, 2, 1, 8, 5, 8, 9, 1, 0, 4 (list; cons; graph; listen)

	OFFSET	`0,1`
	LINKS	`Harry J. Smith, Table of n, a(n) for n=0,...,20000`
	EXAMPLE	`0.546302489843790513255179465780285383297551720179791246164091385932907...`
	MATHEMATICA	`RealDigits[N[Tan[1/2], 6! ]][[1]] [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Jun 13 2009]`
	PROGRAM	`(PARI) { default(realprecision, 20080); x=10tan(1/2); for (n=0, 20000, d=floor(x); x=(x-d)10; write("b161011.txt", n, " ", d)); }`
	CROSSREFS	`Cf. A019425 Continued fraction.` `Sequence in context: A119807 A092426 A070365 this_sequence A021187 A075194 A138255` `Adjacent sequences: A161008 A161009 A161010 this_sequence A161012 A161013 A161014`
	KEYWORD	`cons,nonn`
	AUTHOR	`Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jun 13 2009`

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.

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