login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A161484 Decimal expansion of (187 + 78*sqrt(2))/151. 4
1, 9, 6, 8, 9, 3, 1, 5, 0, 9, 0, 4, 0, 4, 0, 6, 7, 1, 3, 9, 5, 0, 5, 4, 1, 1, 9, 5, 2, 8, 7, 1, 2, 8, 8, 0, 8, 7, 9, 7, 5, 7, 8, 8, 4, 9, 5, 3, 2, 4, 6, 3, 2, 4, 3, 0, 9, 7, 8, 8, 7, 5, 4, 6, 7, 7, 6, 6, 6, 9, 7, 5, 7, 0, 8, 6, 3, 8, 6, 4, 1, 7, 4, 1, 9, 4, 0, 5, 4, 8, 1, 3, 0, 8, 3, 1, 8, 1, 6, 3, 3, 9, 9, 5, 4 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Equals lim_{n -> infinity} b(n)/b(n-1) for n mod 3 = {1, 2}, b = A161482.

Equals lim_{n -> infinity} b(n)/b(n-1) for n mod 3 = {0, 2}, b = A161483.

LINKS

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

FORMULA

Equals (13 + 3*sqrt(2))/(13 - 3*sqrt(2)).

EXAMPLE

(187 + 78*sqrt(2))/151 = 1.96893150904040671395...

MAPLE

with(MmaTranslator[Mma]): Digits:=150:

RealDigits(evalf((187+78*sqrt(2))/151))[1]; # Muniru A Asiru, Apr 08 2018

MATHEMATICA

RealDigits[(187+78Sqrt[2])/151, 10, 120][[1]] (* Harvey P. Dale, Apr 29 2011 *)

PROG

(PARI) (187 + 78*sqrt(2))/151 \\ G. C. Greubel, Apr 07 2018

(MAGMA) (187 + 78*Sqrt(2))/151; // G. C. Greubel, Apr 07 2018

CROSSREFS

Cf. A161482, A161483, A002193 (decimal expansion of sqrt(2)), A161485 (decimal expansion of (24723+6758*sqrt(2))/151^2).

Sequence in context: A154205 A258407 A138500 * A103985 A153071 A336085

Adjacent sequences:  A161481 A161482 A161483 * A161485 A161486 A161487

KEYWORD

cons,nonn

AUTHOR

Klaus Brockhaus, Jun 13 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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 12 19:08 EDT 2021. Contains 343829 sequences. (Running on oeis4.)