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A172274
a(n) = floor(n*(sqrt(13)-sqrt(11))).
1
0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 10, 10, 10, 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, 15, 15, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20, 20, 20, 21, 21, 21, 21, 22, 22, 22, 23
OFFSET
0,8
LINKS
FORMULA
a(n) = floor(n*(A010470 - A010468)). - Rick L. Shepherd, Jun 17 2010
MATHEMATICA
With[{c = Sqrt[13] - Sqrt[11]}, Floor[c Range[0, 80]]] (* Vincenzo Librandi, Aug 01 2013 *)
PROG
(Magma) [Floor(n*(Sqrt(13)-Sqrt(11))): n in [0..80]]; // Vincenzo Librandi, Aug 01 2013
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, Jan 30 2010
EXTENSIONS
Edited by Rick L. Shepherd, Jun 17 2010
STATUS
approved