A110894 Decimal expansion of error function of square root of 2.

9, 5, 4, 4, 9, 9, 7, 3, 6, 1, 0, 3, 6, 4, 1, 5, 8, 5, 5, 9, 9, 4, 3, 4, 7, 2, 5, 6, 6, 6, 9, 3, 3, 1, 2, 5, 0, 5, 6, 4, 4, 7, 5, 5, 2, 5, 9, 6, 6, 4, 3, 1, 3, 2, 0, 3, 2, 6, 6, 7, 9, 9, 9, 7, 3, 9, 0, 4, 7, 4, 1, 9, 2, 9, 4

Offset

0,1

Links

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

Wikipedia, 68-95-99.7 rule

Wikipedia, Normal distribution

Wikipedia, Standard deviation

Formula

Equals erf(sqrt(2)).

Example

0.9544997...

Maple

erf(sqrt(2.0)) ; # R. J. Mathar, Mar 07 2016

Mathematica

RealDigits[Erf[Sqrt[2]], 10, 50][[1]] (* G. C. Greubel, Oct 19 2017 *)

Crossrefs

Cf. A178647 (1sigma), A270712 (3sigma).

Sequence in context: A198359 A071831 A245294 * A359282 A198933 A353772

Adjacent sequences: A110891 A110892 A110893 * A110895 A110896 A110897

Keyword

easy,nonn,cons

Author

Joost de Winter, Sep 20 2005

Status

approved