cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A277051 a(n) = floor(n/(1-3/Pi)).

Original entry on oeis.org

22, 44, 66, 88, 110, 133, 155, 177, 199, 221, 244, 266, 288, 310, 332, 355, 377, 399, 421, 443, 465, 488, 510, 532, 554, 576, 599, 621, 643, 665, 687, 710, 732, 754, 776, 798, 820, 843, 865, 887, 909, 931, 954, 976, 998, 1020, 1042, 1065, 1087, 1109, 1131, 1153, 1175
Offset: 1

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Examples

			For n = 10 we have that floor(10/(1-3/Pi)) = floor(10/0.04719755...) = floor(211.8754045...) so a(10) = 221.
		

Crossrefs

Complement of A274399.

Programs

  • Maple
    A277051:=n->floor(n/(1-3/Pi)): seq(A277051(n), n=1..100); # Wesley Ivan Hurt, Sep 26 2016
  • Mathematica
    f[n_] := Floor[n/(1-3/Pi)]; Array[f, 100, 1]
  • Maxima
    makelist(floor(n / (1-3 / %pi )), n, 1, 100);
    
  • PARI
    a(n)=n\(1-3/Pi) \\ Charles R Greathouse IV, Sep 26 2016

Formula

a(n) = floor(n/(1-3/Pi)).