A277050 a(n) = floor(2*n/sqrt(Pi)).
0, 1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24, 25, 27, 28, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 42, 44, 45, 46, 47, 48, 49, 50, 51, 53, 54, 55, 56, 57, 58, 59, 60, 62, 63, 64, 65, 66, 67, 68, 69, 71, 72, 73, 74, 75
Offset: 0
Links
- Paulo Romero Zanconato Pinto, Table of n, a(n) for n = 0..10000
- Index entries for sequences related to Beatty sequences
Programs
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Maple
A277050:=n->floor(2*n/sqrt(Pi)): seq(A277050(n), n=0..100); # Wesley Ivan Hurt, Sep 26 2016
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Mathematica
Table[Floor[2 * n/Sqrt[Pi]], {n, 100}] -
PARI
a(n) = floor(2*n/sqrt(Pi));
Formula
a(n) = floor(2*n/sqrt(Pi)).