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.

A293319 Greatest integer k such that k/2^n < tau^2, where tau = (1+sqrt(5))/2 = golden ratio.

Table of values

n a(n)
0 2
1 5
2 10
3 20
4 41
5 83
6 167
7 335
8 670
9 1340
10 2680
11 5361
12 10723
13 21446
14 42893
15 85787
16 171575
17 343150
18 686301
19 1372603
20 2745207
21 5490415
22 10980830
23 21961660
24 43923321
25 87846643
26 175693286
27 351386573
28 702773147
29 1405546295
30 2811092590
31 5622185180
32 11244370361

List of values

[2, 5, 10, 20, 41, 83, 167, 335, 670, 1340, 2680, 5361, 10723, 21446, 42893, 85787, 171575, 343150, 686301, 1372603, 2745207, 5490415, 10980830, 21961660, 43923321, 87846643, 175693286, 351386573, 702773147, 1405546295, 2811092590, 5622185180, 11244370361]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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