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A068118 Continued fraction expansion for cosh(1). 2
1, 1, 1, 5, 3, 3, 2, 1, 21, 1, 1, 1, 4, 2, 1, 48, 71, 7, 1, 1, 9, 1, 2, 1, 11, 1, 5, 1, 2, 3, 2, 2, 2, 1, 1, 2, 10, 1, 1, 5, 26, 1, 25, 1, 2, 1, 5, 1, 2, 2, 7, 1, 1, 8, 8, 2, 1, 7, 2, 1, 9, 1, 3, 1, 4, 1, 1, 3, 1, 1, 1, 5, 1, 3, 1, 5, 1, 1, 3, 1, 1, 1, 3, 7, 183 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

If an extra zero is added to the beginning of this sequence, continued fraction for sech(1) = 1/cosh(1). - Rick L. Shepherd, Aug 07 2002

LINKS

Table of n, a(n) for n=1..85.

MATHEMATICA

ContinuedFraction[Cosh[1], 90] (* Harvey P. Dale, Apr 29 2013 *)

CROSSREFS

Cf. A073743 (decimal expansion), A073746 (decimal expansion of sech(1)).

Sequence in context: A064812 A282469 A216998 * A076104 A094284 A080134

Adjacent sequences:  A068115 A068116 A068117 * A068119 A068120 A068121

KEYWORD

easy,nonn,cofr

AUTHOR

Benoit Cloitre, Mar 13 2002

STATUS

approved

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Last modified February 28 08:28 EST 2020. Contains 332323 sequences. (Running on oeis4.)