The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A117882 Partial sums of floor(Pi^n). 0
 1, 4, 13, 44, 141, 447, 1408, 4428, 13916, 43725, 137373, 431577, 1355846, 4259523, 13381694, 42039839, 132072059, 414916622, 1303499025, 4095062974, 12865019770, 40416651612, 126972655803, 398896362696, 1253169882609 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS The only prime in the sequence through a(50) is a(2) = 13. LINKS FORMULA a(n) = Sum_{i=0..n} A001672(i). a(n) = Sum_{i=0..n} floor(Pi^i). MATHEMATICA Accumulate[Table[Floor[\[Pi]^n], {n, 0, 30}]]  (* Harvey P. Dale, Apr 21 2011 *) CROSSREFS Cf. A001672. Sequence in context: A252831 A219708 A345230 * A257674 A027123 A291236 Adjacent sequences:  A117879 A117880 A117881 * A117883 A117884 A117885 KEYWORD easy,nonn AUTHOR Jonathan Vos Post, May 02 2006 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified September 19 22:06 EDT 2021. Contains 347576 sequences. (Running on oeis4.)