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A001673 a(n) = ceiling(Pi^n). 4

%I

%S 1,4,10,32,98,307,962,3021,9489,29810,93649,294205,924270,2903678,

%T 9122172,28658146,90032221,282844564,888582404,2791563950,8769956797,

%U 27551631843,86556004192,271923706894,854273519914,2683779414318,8431341691877,26487841119104

%N a(n) = ceiling(Pi^n).

%H T. D. Noe, <a href="/A001673/b001673.txt">Table of n, a(n) for n = 0..300</a>

%t Ceiling[Pi^Range[0,40]] (* _Harvey P. Dale_, May 08 2011 *)

%K nonn

%O 0,2

%A _N. J. A. Sloane_

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Last modified June 13 00:57 EDT 2021. Contains 344980 sequences. (Running on oeis4.)