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A237421 Decimal expansion of the root of the equation (1-r)^(2*r) = r^(2*r+1). 9
6, 0, 3, 2, 3, 2, 6, 8, 3, 7, 7, 4, 1, 3, 6, 2, 0, 6, 2, 2, 0, 1, 9, 2, 6, 5, 0, 9, 4, 8, 6, 6, 8, 2, 2, 0, 4, 2, 0, 9, 6, 2, 5, 1, 4, 2, 1, 1, 7, 4, 8, 7, 4, 8, 0, 4, 2, 4, 0, 3, 6, 1, 5, 4, 8, 8, 9, 6, 6, 5, 7, 3, 0, 6, 0, 4, 3, 0, 0, 6, 9, 7, 3, 8, 3, 0, 3, 2, 1, 9, 2, 7, 2, 3, 5, 2, 6, 2, 5, 4, 7, 6, 9, 7, 7, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Vaclav Kotesovec, Table of n, a(n) for n = 0..105

EXAMPLE

0.6032326837741362...

MAPLE

Digits:= 140:

v:= convert(fsolve((1-r)^(2*r) = r^(2*r+1), r=1/2), string):

seq(parse(v[n+2]), n=0..120);

MATHEMATICA

RealDigits[r/.FindRoot[(1-r)^(2*r)==r^(2*r+1), {r, 1/2}, WorkingPrecision->250], 10, 200][[1]]

CROSSREFS

Cf. A206152, A227403, A220359.

Sequence in context: A179641 A110993 A262697 * A087014 A176906 A293255

Adjacent sequences:  A237418 A237419 A237420 * A237422 A237423 A237424

KEYWORD

nonn,cons

AUTHOR

Vaclav Kotesovec, Mar 04 2014

STATUS

approved

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Last modified May 23 05:25 EDT 2019. Contains 323508 sequences. (Running on oeis4.)