A017976 Powers of sqrt(24) rounded down.

1, 4, 24, 117, 576, 2821, 13824, 67723, 331776, 1625363, 7962624, 39008731, 191102976, 936209559, 4586471424, 22469029417, 110075314176, 539256706015, 2641807540224, 12942160944371, 63403380965376

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn

Links

• Vincenzo Librandi, Table of n, a(n) for n = 0..700

Crossrefs

Cf. A010480 (sqrt(24)).

Programs

Magma

[Floor(Sqrt(24^n)): n in [0..30]]; // Vincenzo Librandi, Jun 24 2011

Mathematica

Floor[(Sqrt[24])^Range[0,20]] (* Harvey P. Dale, Mar 01 2015 *)

PARI

a(n)=sqrtint(24^n) \\ Charles R Greathouse IV, Nov 18 2011

Formula

a(n) = floor(sqrt(24^n)). - Vincenzo Librandi, Jun 24 2011