A135673 Ceiling(n + n^(2/3)).

2, 4, 6, 7, 8, 10, 11, 12, 14, 15, 16, 18, 19, 20, 22, 23, 24, 25, 27, 28, 29, 30, 32, 33, 34, 35, 36, 38, 39, 40, 41, 43, 44, 45, 46, 47, 49, 50, 51, 52, 53, 55, 56, 57, 58, 59, 61, 62, 63, 64, 65, 66, 68, 69, 70, 71, 72, 73, 75, 76, 77, 78, 79, 80, 82, 83

Offset

1,1

Links

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

Example

a(6) = 10; ceiling(6 + 6^(2/3)) = ceiling(9.30192...) = 10.

Maple

A135673:=n->ceil(n + n^(2/3)); seq(A135673(k), k=1..100); # Wesley Ivan Hurt, Nov 01 2013

Mathematica

Table[Ceiling[n+n^(2/3)], {n, 60}] (* Harvey P. Dale, Nov 17 2012 *)

Prog

(Magma) [Ceiling(n + n^(2/3)): n in [1..100]]; // Vincenzo Librandi, Feb 16 2013

Crossrefs

Cf. A135660, A135661, A135662, A135663, A135664, A135665, A028391, A135668, A135669, A135670, A135671, A135672.

Sequence in context: A288258 A075313 A183858 * A285667 A187568 A187228

Adjacent sequences: A135670 A135671 A135672 * A135674 A135675 A135676

Keyword

nonn,easy

Author

Mohammad K. Azarian, Nov 25 2007

Extensions

More terms from Wesley Ivan Hurt, Nov 01 2013

Status

approved