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A006891 Decimal expansion of Feigenbaum reduction parameter.
(Formerly M1311)
8
2, 5, 0, 2, 9, 0, 7, 8, 7, 5, 0, 9, 5, 8, 9, 2, 8, 2, 2, 2, 8, 3, 9, 0, 2, 8, 7, 3, 2, 1, 8, 2, 1, 5, 7, 8, 6, 3, 8, 1, 2, 7, 1, 3, 7, 6, 7, 2, 7, 1, 4, 9, 9, 7, 7, 3, 3, 6, 1, 9, 2, 0, 5, 6, 7, 7, 9, 2, 3, 5, 4, 6, 3, 1, 7, 9, 5, 9, 0, 2, 0, 6, 7, 0, 3, 2, 9, 9, 6, 4, 9, 7, 4, 6, 4, 3, 3, 8, 3, 4, 1, 2, 9, 5, 9 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

REFERENCES

S. R. Finch, Mathematical Constants, Encyclopedia of Mathematics and its Applications, vol. 94, Cambridge University Press, pp. 65-76

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Harry J. Smith, Table of n, a(n) for n = 1..1018

K. Briggs, A precise calculation of the Feigenbaum constants, Math. Comp., 57 (1991), 435-439.

B. Derrida, A. Gervois and Y. Pomeau, Universal metric properties of bifurcations, J. Phys. A 12 (1979), 269-296.

R. J. Mathar, Chebyshev series representation of Feigenbaum's period-doubling function, arXiv:1008.4608 [math.DS]

Simon Plouffe, Feigenbaum constants

_Simon Plouffe_, Plouffe's Inverter, Feigenbaum constants to 1018 decimal places

Eric Weisstein's World of Mathematics, Feigenbaum Constant

Wikipedia, Feigenbaum constants.

EXAMPLE

2.502907875095892822283902873218215786381271376727149977336192056779235...

CROSSREFS

Cf. A006890 (Feigenbaum bifurcation velocity), A159767 (continued fraction).

Sequence in context: A011183 A005671 A127863 * A054675 A136209 A212248

Adjacent sequences:  A006888 A006889 A006890 * A006892 A006893 A006894

KEYWORD

cons,nonn,nice,changed

AUTHOR

N. J. A. Sloane, Colin Mallows, Jeffrey Shallit

EXTENSIONS

More terms from Simon Plouffe, Jan 06 2002

STATUS

approved

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Last modified April 19 14:44 EDT 2014. Contains 240761 sequences.