A134914 a(n) = ceiling(n^(1/3)).

1, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5

Offset

1,2

Links

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

Maple

A134914:=n->ceil(n^(1/3)): seq(A134914(n), n=1..50); # Wesley Ivan Hurt, Jul 24 2014

Mathematica

Table[Ceiling[n^(1/3)], {n, 80}] (* Vincenzo Librandi, Feb 18 2013 *)

Prog

(Magma) [Ceiling(n^(1/3)): n in [1..80]]; // Vincenzo Librandi, Feb 18 2013
(PARI) a(n)=ceil(n^(1/3)) \\ Felix Fröhlich, Jul 24 2014

Crossrefs

Cf. A048766, A038605, A003059.

Sequence in context: A082528 A055980 A076080 * A329195 A204164 A257639

Adjacent sequences: A134911 A134912 A134913 * A134915 A134916 A134917

Keyword

nonn,easy

Author

Mohammad K. Azarian, Nov 17 2007

Status

approved