login
A017928
Powers of sqrt(8) rounded down.
3
1, 2, 8, 22, 64, 181, 512, 1448, 4096, 11585, 32768, 92681, 262144, 741455, 2097152, 5931641, 16777216, 47453132, 134217728, 379625062, 1073741824, 3037000499, 8589934592, 24296003999, 68719476736
OFFSET
0,2
LINKS
FORMULA
a(n) = A017910(3n). - R. J. Mathar, Apr 28 2008
MATHEMATICA
Floor[(Sqrt[8])^Range[0, 40]] (* Harvey P. Dale, Jun 20 2011 *)
PROG
(PARI) a(n)=sqrtint(8^n) \\ Charles R Greathouse IV, Nov 18 2011
(Magma) [Floor(Sqrt(8^n)): n in [0..40]]; // Vincenzo Librandi, Nov 20 2011
CROSSREFS
Cf. A017910.
Sequence in context: A074352 A301555 A261561 * A102880 A137104 A265951
KEYWORD
nonn
STATUS
approved