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A092763 Floor(3^n / n). 8
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; 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

PROG

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

CROSSREFS

Cf. A000799.

Sequence in context: A078010 A110810 A049978 * A116868 A049976 A032789

Adjacent sequences:  A092760 A092761 A092762 * A092764 A092765 A092766

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Apr 13 2004

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Last modified February 14 05:09 EST 2012. Contains 205570 sequences.