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 A191629 [(2^n)/(3n-1)], where [ ]=floor. 3
 1, 0, 1, 1, 2, 3, 6, 11, 19, 35, 64, 117, 215, 399, 744, 1394, 2621, 4946, 9362, 17772, 33825, 64527, 123361, 236298, 453438, 871543, 1677721, 3234162, 6242685, 12064514, 23342213, 45210182, 87652393, 170097714, 330382099, 642238100, 1249445031, 2432547849 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 LINKS Vincenzo Librandi, Table of n, a(n) for n = 1..600 MATHEMATICA f[n_] := Floor[(2^n)/(3 n - 1)] Table[f[n], {n, 1, 40}]   (* A191629 *) PROG (PARI) a(n)=2^n\(3*n-1) \\ Charles R Greathouse IV, Jun 17, 2011 (Maxima) A191629(n):=floor( 2^n/(3*n-1) )\$ makelist(A191629(n), n, 1, 30); /*Martin Ettl, Oct 25 2012*/ CROSSREFS Cf. A191627, A191628. Sequence in context: A024971 A038084 A018169 * A131269 A047081 A090167 Adjacent sequences:  A191626 A191627 A191628 * A191630 A191631 A191632 KEYWORD nonn,less,easy,changed AUTHOR Clark Kimberling, Jun 09 2011 STATUS approved

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Last modified May 21 04:16 EDT 2013. Contains 225474 sequences.