id:A078982 - OEIS Search Results

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Denominators of convergents to cosh(1).

+0
2

1, 1, 2, 11, 35, 116, 267, 383, 8310, 8693, 17003, 25696, 119787, 265270, 385057, 18748006, 1331493483, 9339202387, 10670695870, 20009898257, 190759780183, 210769678440, 612299137063, 823068815503, 9666056107596, 10489124923099 (list; graph; listen)

	OFFSET	`1,3`
	PROGRAM	`(PARI) a(n)=component(component(contfracpnqn(contfrac(cosh(1), n)), 1), 2)`
	CROSSREFS	`Cf. A078983.` `Sequence in context: A041389 A000914 A086735 this_sequence A078993 A154416 A071244` `Adjacent sequences: A078979 A078980 A078981 this_sequence A078983 A078984 A078985`
	KEYWORD	`frac,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Dec 20 2002`

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

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