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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.

A062178 a(n+1) = 2a(n)-a([n/2]) starting with a(0)=0 and a(1)=1.

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 5
5 8
6 14
7 25
8 47
9 89
10 173
11 338
12 668
13 1322
14 2630
15 5235
16 10445
17 20843
18 41639
19 83189
20 166289
21 332405
22 664637
23 1328936
24 2657534
25 5314400
26 10628132
27 21254942
28 42508562
29 85014494
30 170026358
31 340047481
32 680089727
33 1360169009
34 2720327573

List of values

[0, 1, 2, 3, 5, 8, 14, 25, 47, 89, 173, 338, 668, 1322, 2630, 5235, 10445, 20843, 41639, 83189, 166289, 332405, 664637, 1328936, 2657534, 5314400, 10628132, 21254942, 42508562, 85014494, 170026358, 340047481, 680089727, 1360169009, 2720327573]

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

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