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A201902 Decimal expansion of the number x satisfying x^2+3x+5=e^x. 2
3, 2, 2, 0, 0, 1, 7, 9, 5, 0, 5, 2, 5, 7, 1, 0, 2, 9, 5, 7, 7, 7, 0, 9, 2, 0, 9, 2, 5, 0, 5, 1, 3, 0, 1, 7, 8, 3, 9, 2, 9, 8, 3, 1, 6, 0, 4, 3, 3, 1, 1, 5, 5, 0, 8, 4, 6, 2, 9, 1, 1, 4, 0, 0, 9, 8, 2, 4, 9, 0, 5, 6, 5, 5, 3, 2, 3, 7, 6, 0, 7, 0, 3, 7, 7, 3, 6, 5, 3, 1, 3, 0, 2, 0, 7, 8, 8, 9, 8 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See A201741 for a guide to related sequences.  The Mathematica program includes a graph.

LINKS

Table of n, a(n) for n=1..99.

EXAMPLE

x=3.220017950525710295777092092505130178392983...

MATHEMATICA

a = 1; b = 3; c = 5;

f[x_] := a*x^2 + b*x + c; g[x_] := E^x

Plot[{f[x], g[x]}, {x, -3, 3.3}, {AxesOrigin -> {0, 0}}]

r = x /. FindRoot[f[x] == g[x], {x, 3.2, 3.3}, WorkingPrecision -> 110]

RealDigits[r]      (* A201902 *)

CROSSREFS

Cf. A201741.

Sequence in context: A087041 A152790 A247602 * A239893 A178609 A144948

Adjacent sequences:  A201899 A201900 A201901 * A201903 A201904 A201905

KEYWORD

nonn,cons

AUTHOR

Clark Kimberling, Dec 06 2011

STATUS

approved

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Last modified May 22 10:56 EDT 2022. Contains 353949 sequences. (Running on oeis4.)