A246171 Beatty sequence for sqrt(15).

3, 7, 11, 15, 19, 23, 27, 30, 34, 38, 42, 46, 50, 54, 58, 61, 65, 69, 73, 77, 81, 85, 89, 92, 96, 100, 104, 108, 112, 116, 120, 123, 127, 131, 135, 139, 143, 147, 151, 154, 158, 162, 166, 170, 174, 178, 182, 185, 189, 193, 197, 201, 205, 209, 213, 216

Offset

1,1

Links

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Formula

a(n) = floor(n*sqrt(15)).

Mathematica

f[n_]:=Floor[n Sqrt[15]]; Array[f, 60, 1].

Prog

(Magma) [Floor(n*Sqrt(15)): n in [1..70]];

Crossrefs

Cf. similar sequences listed in A246170.

Sequence in context: A059554 A329840 A329977 * A184422 A254311 A189534

Adjacent sequences: A246168 A246169 A246170 * A246172 A246173 A246174

Keyword

nonn,easy

Author

Vincenzo Librandi, Aug 20 2014

Status

approved