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A134914 a(n) = ceiling(n^(1/3)). 16

%I #19 Jan 13 2024 14:14:47

%S 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,

%T 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,

%U 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

%N a(n) = ceiling(n^(1/3)).

%H Vincenzo Librandi, <a href="/A134914/b134914.txt">Table of n, a(n) for n = 1..1000</a>

%p A134914:=n->ceil(n^(1/3)): seq(A134914(n), n=1..50); # _Wesley Ivan Hurt_, Jul 24 2014

%t Table[Ceiling[n^(1/3)], {n, 80}] (* _Vincenzo Librandi_, Feb 18 2013 *)

%o (Magma) [Ceiling(n^(1/3)): n in [1..80]]; // _Vincenzo Librandi_, Feb 18 2013

%o (PARI) a(n)=ceil(n^(1/3)) \\ _Felix Fröhlich_, Jul 24 2014

%Y Cf. A048766, A038605, A003059.

%K nonn,easy

%O 1,2

%A _Mohammad K. Azarian_, Nov 17 2007

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Last modified April 23 23:26 EDT 2024. Contains 371917 sequences. (Running on oeis4.)