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A188721 Continued fraction of (e+sqrt(4+e^2))/2. 2
3, 21, 2, 40, 1, 8, 1, 18, 1, 4, 2, 7, 14, 25, 1, 2, 1, 4, 1, 1, 1, 1, 2, 8, 50, 4, 1, 1, 3, 1, 11, 1, 1, 2, 3, 1, 1, 3, 1, 2, 22, 1, 1, 4, 1, 4, 1, 1, 4, 4, 2, 2, 2, 57, 1, 1, 34, 5, 1, 2, 2, 1, 1, 8, 13, 2, 3, 3, 17, 1, 1, 49, 1, 2, 1, 5, 1, 7, 1, 9, 1, 11, 1, 1, 7, 13, 1, 1, 59, 4, 8, 1, 3, 1, 4, 6, 1, 9, 11, 1, 1, 4, 456, 2, 8, 23, 2, 4, 2, 2, 1066, 1, 2, 2, 1, 11, 1, 3, 2, 26 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A188640 and A188720.

LINKS

Table of n, a(n) for n=1..120.

MATHEMATICA

r = E; t = (r + (4 + r^2)^(1/2))/2; FullSimplify[t]

N[t, 130]

RealDigits[N[t, 130]][[1]]

ContinuedFraction[t, 120]

CROSSREFS

Cf. A188640, A188720.

Sequence in context: A174652 A024011 A229197 * A212996 A089999 A124397

Adjacent sequences:  A188718 A188719 A188720 * A188722 A188723 A188724

KEYWORD

nonn,cofr

AUTHOR

Clark Kimberling, Apr 09 2011

STATUS

approved

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Last modified April 21 03:06 EDT 2021. Contains 343145 sequences. (Running on oeis4.)