login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A157298 Decimal expansion of (251+66*sqrt(2))/233. 4
1, 4, 7, 7, 8, 4, 5, 9, 0, 1, 7, 8, 8, 0, 8, 7, 0, 0, 9, 5, 3, 1, 8, 0, 8, 8, 2, 3, 1, 6, 6, 6, 9, 5, 5, 9, 3, 0, 7, 1, 2, 3, 7, 5, 2, 6, 9, 3, 0, 8, 0, 9, 3, 2, 5, 4, 4, 9, 1, 8, 8, 2, 5, 1, 9, 6, 3, 0, 4, 0, 1, 0, 1, 1, 9, 5, 2, 7, 4, 9, 5, 5, 2, 1, 0, 8, 3, 9, 3, 8, 7, 4, 0, 6, 1, 1, 3, 0, 6, 3, 5, 2, 1, 5, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

lim_{n -> infinity} b(n)/b(n-1) = (251+66*sqrt(2))/233 for n mod 3 = {1, 2}, b = A129625.

lim_{n -> infinity} b(n)/b(n-1) = (251+66*sqrt(2))/233 for n mod 3 = {0, 2}, b = A157297.

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000

FORMULA

(251+66*sqrt(2))/233 = (22+3*sqrt(2))/(22-3*sqrt(2)).

EXAMPLE

(251+66*sqrt(2))/233 = 1.47784590178808700953...

MATHEMATICA

RealDigits[(251 + 66*Sqrt[2])/233, 10, 100][[1]] (* G. C. Greubel, Mar 29 2018 *)

PROG

(PARI) (251+66*sqrt(2))/233 \\ G. C. Greubel, Mar 29 2018

(Magma) (251+66*Sqrt(2))/233; // G. C. Greubel, Mar 29 2018

CROSSREFS

Cf. A129625, A157297, A002193 (decimal expansion of sqrt(2)), A157299 (decimal expansion of (82611+44030*sqrt(2))/233^2).

Sequence in context: A197739 A277577 A011222 * A070326 A103711 A199435

Adjacent sequences: A157295 A157296 A157297 * A157299 A157300 A157301

KEYWORD

cons,nonn

AUTHOR

Klaus Brockhaus, Apr 11 2009

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified November 30 12:40 EST 2022. Contains 358441 sequences. (Running on oeis4.)