login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A220605 Decimal expansion of Gamma(2/7). 6
3, 1, 4, 9, 1, 1, 5, 1, 1, 7, 7, 5, 9, 9, 3, 6, 5, 9, 0, 9, 7, 0, 1, 1, 3, 6, 6, 4, 6, 8, 0, 7, 6, 8, 8, 9, 2, 2, 2, 9, 7, 7, 8, 6, 1, 1, 7, 6, 6, 2, 5, 2, 6, 8, 4, 7, 9, 0, 7, 6, 1, 5, 0, 0, 0, 3, 9, 4, 2, 7, 9, 8, 4, 5, 3, 2, 9, 6, 9, 4, 6, 3, 5, 1, 5, 3, 2 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

See the second comment of A220086.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Index to sequences related to the Gamma function

FORMULA

Equals Pi*sec(3*Pi/14)/A220606.

EXAMPLE

3.1491151177599365909701136646807688922297786117662526...

MATHEMATICA

RealDigits[Gamma[2/7], 10, 90][[1]]

PROG

(Maxima) fpprec:90; ev(bfloat(gamma(2/7)));

CROSSREFS

Cf. A160389 (see the first comment of A220086).

Sequence in context: A025097 A122115 A049916 * A094166 A266131 A202353

Adjacent sequences:  A220602 A220603 A220604 * A220606 A220607 A220608

KEYWORD

nonn,cons

AUTHOR

Bruno Berselli, Dec 17 2012

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 22 08:50 EDT 2019. Contains 322329 sequences. (Running on oeis4.)