|
|
A172328
|
|
a(n) = 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
|
|
|
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
|
|
|
KEYWORD
|
nonn,easy,less
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|