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A019643 Decimal expansion of sqrt(2*Pi*e)/21. 1
1, 9, 6, 7, 9, 6, 7, 3, 1, 1, 4, 8, 6, 9, 0, 1, 3, 9, 9, 2, 7, 1, 1, 3, 8, 9, 9, 2, 5, 2, 3, 7, 3, 9, 3, 5, 6, 8, 7, 8, 8, 1, 9, 9, 6, 0, 4, 7, 2, 0, 5, 1, 6, 4, 3, 5, 9, 8, 4, 0, 5, 3, 5, 8, 9, 5, 1, 4, 0, 8, 5, 3, 7, 3, 8, 7, 3, 4, 1, 4, 4, 3, 9, 8, 2, 1, 5, 2, 5, 5, 3, 5, 5, 0, 2, 2, 2, 0, 3 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Ivan Panchenko, Table of n, a(n) for n = 0..1000

EXAMPLE

0.1967967311486901399271138992523739356878819960472...

MATHEMATICA

RealDigits[Sqrt[2Pi E]/21, 10, 120][[1]] (* Harvey P. Dale, Oct 26 2014 *)

PROG

(PARI) sqrt(2*Pi*exp(1))/21 \\ G. C. Greubel, Nov 17 2017

(MAGMA) C<i> := ComplexField(); [Sqrt(2*Pi(C)*Exp(1))/21]; // G. C. Greubel, Nov 17 2017

CROSSREFS

Sequence in context: A229923 A203080 A197375 * A011012 A157989 A243265

Adjacent sequences:  A019640 A019641 A019642 * A019644 A019645 A019646

KEYWORD

nonn,cons

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified December 6 22:42 EST 2021. Contains 349567 sequences. (Running on oeis4.)