A135003 Decimal expansion of 3/e.

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

Offset

1,4

Links

G. C. Greubel, Table of n, a(n) for n = 1..2000

Formula

Equals Sum_{n>=0} 1/A165457(n). - Jaume Oliver Lafont, Oct 03 2009

Equals 3/A001113 and 3*A068985. - Michel Marcus, Sep 16 2016

Equals 1 - Integral_{x=-1/e..0} W(x) dx, where W is Lambert's function. - Amiram Eldar, Jul 18 2021

Example

1.103638323514...

Mathematica

RealDigits[3/E , 10, 50][[1]] (* G. C. Greubel, Sep 16 2016 *)

Prog

(PARI) 3/exp(1) \\ Michel Marcus, Sep 16 2016

Crossrefs

Cf. A001113, A068985, A165457.

Sequence in context: A378935 A201143 A326935 * A350877 A090895 A337903

Adjacent sequences: A135000 A135001 A135002 * A135004 A135005 A135006

Keyword

cons,nonn

Author

Omar E. Pol, Nov 15 2007

Extensions

Minor edits by Omar E. Pol, Oct 07 2009

Status

approved