A092763 - OEIS

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A092763

a(n) = floor(3^n / n).

11

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

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