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A172328 Floor(n*(sqrt(11)+sqrt(3))). 1
0, 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 106, 111, 116, 121, 126, 131, 136, 141, 146, 151, 156, 161, 166, 171, 176, 181, 186, 191, 196, 201, 206, 212, 217, 222, 227, 232, 237, 242, 247, 252 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Also integer part of n*5.0486755979..., where the constant is the largest root of x^4 -28*x^2 +64.

LINKS

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

MATHEMATICA

With[{c = Sqrt[11] + Sqrt[3]}, Floor[c Range[0, 70]]] (* Vincenzo Librandi, Aug 01 2013 *)

PROG

(MAGMA) [Floor(n*(Sqrt(11)+Sqrt(3))): n in [0..60]];

CROSSREFS

Cf. A110117, A172323-A172332, A172334, A172336-A172338.

Sequence in context: A008587 A172336 A140233 * A061821 A085128 A067761

Adjacent sequences:  A172325 A172326 A172327 * A172329 A172330 A172331

KEYWORD

nonn,easy,less

AUTHOR

Vincenzo Librandi, Feb 01 2010

STATUS

approved

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Last modified June 27 11:25 EDT 2017. Contains 288788 sequences.