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A094078 Decimal expansion of pi + arctan (e^pi). 0
4, 6, 6, 9, 2, 0, 1, 9, 3, 1, 8, 5, 9, 9, 0, 7, 7, 3, 1, 5, 5, 8, 8, 5, 2, 6, 2, 6, 0, 8, 2, 3, 9, 7, 8, 7, 4, 5, 5, 7, 3, 1, 5, 7, 1, 2, 5, 4, 9, 3, 2, 2, 9, 8, 0, 1, 2, 6, 8, 7, 1, 9, 7, 4, 3, 6, 0, 8, 5, 1, 7, 6, 6, 1, 2, 1, 9, 2, 2, 6, 2, 5, 4, 2, 5, 9, 0, 4, 6, 9, 9, 2, 7, 3, 1, 4, 8, 8, 0, 9, 1, 0, 3, 8, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

This is an approximation to the Feigenbaum constant.

LINKS

Table of n, a(n) for n=1..105.

Eric Weisstein's World of Mathematics, Feigenbaum constant.

EXAMPLE

4.669201931859907731558852626...

MATHEMATICA

RealDigits[Pi + ArcTan[E^Pi], 10, 120][[1]] (from Robert G. Wilson v May 04 2004)

CROSSREFS

Cf. A006890, A039661.

Sequence in context: A028327 A006890 A104123 * A016122 A247677 A201775

Adjacent sequences:  A094075 A094076 A094077 * A094079 A094080 A094081

KEYWORD

nonn,cons

AUTHOR

Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Apr 30 2004

EXTENSIONS

More terms from Klaus Brockhaus and Robert G. Wilson v, May 03 2004

STATUS

approved

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Last modified November 25 23:44 EST 2014. Contains 250017 sequences.