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A069287 Continued fraction for rho with erf(rho) = 1/2 = erfc(rho). 2
0, 2, 10, 2, 1, 17, 3, 1, 12, 6, 6, 2, 2, 1, 7, 1, 6, 1, 15, 2, 1, 1, 2, 1, 1, 1, 2, 4, 1, 6, 1, 1, 1, 4, 14, 2, 10, 1, 3, 3, 4, 1, 2, 1, 8, 7, 1, 12, 2, 1, 1, 1, 6, 4, 2, 1, 2, 1, 2, 1, 3, 1, 7, 4, 2, 1, 7, 1, 1, 2, 35, 1, 13, 13, 1, 2, 9, 8, 1, 1, 11, 2, 3, 12, 15, 1, 4, 2, 2, 1, 2, 2, 7, 1, 3, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..5000

Eric Weisstein's World of Mathematics, Erf aka Error Function.

Eric Weisstein's World of Mathematics, Erfc (World of Mathematics).

EXAMPLE

0.4769362762044698733814183536431305598089697490594706447...

MATHEMATICA

ContinuedFraction[InverseErf[1/2], 50] (* G. C. Greubel, Apr 22 2018 *)

CROSSREFS

Cf. A069286 (decimal expansion).

Sequence in context: A234934 A277394 A299581 * A215749 A102775 A154032

Adjacent sequences:  A069284 A069285 A069286 * A069288 A069289 A069290

KEYWORD

nonn,cofr

AUTHOR

Frank Ellermann, Mar 14 2002

STATUS

approved

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Last modified October 24 10:03 EDT 2021. Contains 348225 sequences. (Running on oeis4.)