A129787 Ceiling(3^n/n).

3, 5, 9, 21, 49, 122, 313, 821, 2187, 5905, 16105, 44287, 122641, 341641, 956594, 2690421, 7596481, 21523361, 61171657, 174339221, 498112058, 1426411801, 4093181689, 11767897354, 33891544378, 97764070321, 282429536481

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Mathematica

Table[Ceiling[3^n / n], {n, 30}] (* Vincenzo Librandi, Feb 12 2013 *)

Prog

(Magma) [Ceiling(3^n / n): n in [1..35]]; // Vincenzo Librandi, Feb 12 2013

Crossrefs

Cf. A053638.

Sequence in context: A069927 A136401 A147758 * A328525 A125517 A147038

Adjacent sequences: A129784 A129785 A129786 * A129788 A129789 A129790

Keyword

nonn,easy

Author

Mohammad K. Azarian, May 18 2007

Status

approved