login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A078982 Denominators of convergents to cosh(1). 1
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; refs; listen; history; internal format)
OFFSET

1,3

PROG

(PARI) a(n)=component(component(contfracpnqn(contfrac(cosh(1), n)), 1), 2)

CROSSREFS

Cf. A078983.

Sequence in context: A205342 A000914 A086735 * A154416 A184538 A071244

Adjacent sequences:  A078979 A078980 A078981 * A078983 A078984 A078985

KEYWORD

frac,nonn

AUTHOR

Benoit Cloitre (benoit7848c(AT)orange.fr), Dec 20 2002

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 17 06:27 EST 2012. Contains 205998 sequences.