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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A092763 a(n) = floor(3^n / n). 10
3, 4, 9, 20, 48, 121, 312, 820, 2187, 5904, 16104, 44286, 122640, 341640, 956593, 2690420, 7596480, 21523360, 61171656, 174339220, 498112057, 1426411800, 4093181688, 11767897353, 33891544377, 97764070320, 282429536481 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

a(n) = (A000244(n) - A066601(n))/n.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..300

MATHEMATICA

Table[Floor[3^n/n], {n, 30}] (* Harvey P. Dale, Jun 13 2013 *)

PROG

(MAGMA)[Floor(3^n / n): n in [1..45]]; // Vincenzo Librandi, May 08 2011

CROSSREFS

Cf. A000799.

Sequence in context: A282615 A049978 A324764 * A232955 A116868 A049976

Adjacent sequences:  A092760 A092761 A092762 * A092764 A092765 A092766

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller, Apr 13 2004

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 22 05:03 EDT 2019. Contains 323473 sequences. (Running on oeis4.)