A172277 floor(n*(sqrt(13)-sqrt(3))).

0, 1, 3, 5, 7, 9, 11, 13, 14, 16, 18, 20, 22, 24, 26, 28, 29, 31, 33, 35, 37, 39, 41, 43, 44, 46, 48, 50, 52, 54, 56, 58, 59, 61, 63, 65, 67, 69, 71, 73, 74, 76, 78, 80, 82, 84, 86, 88, 89, 91, 93, 95, 97, 99, 101, 103, 104, 106, 108, 110, 112, 114, 116, 118, 119, 121, 123

Offset

0,3

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

Maple

A172277:=n->floor(n*(sqrt(13)-sqrt(3))); seq(A172277(k), k=0..100); # Wesley Ivan Hurt, Nov 08 2013

Mathematica

With[{c = Sqrt[13] - Sqrt[3]}, Floor[c Range[0, 80]]] (* Vincenzo Librandi, Aug 01 2013 *)

Prog

(Magma) [Floor(n*(Sqrt(13)-Sqrt(3))): n in [0..80]]; // Vincenzo Librandi, Aug 01 2013

Crossrefs

Cf. A172264, A172266-A172270, A172272-A172278.

Sequence in context: A286999 A292650 A064996 * A187472 A187411 A189401

Adjacent sequences: A172274 A172275 A172276 * A172278 A172279 A172280

Keyword

nonn,easy

Author

Vincenzo Librandi, Jan 30 2010

Status

approved