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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.

A120146 a(n) = 22 + floor( Sum_{j=1..n-1} a(j)/2 ).

Table of values

n a(n)
1 22
2 33
3 49
4 74
5 111
6 166
7 249
8 374
9 561
10 841
11 1262
12 1893
13 2839
14 4259
15 6388
16 9582
17 14373
18 21560
19 32340
20 48510
21 72765
22 109147
23 163721
24 245581
25 368372
26 552558
27 828837
28 1243255
29 1864883
30 2797324
31 4195986
32 6293979
33 9440969
34 14161453

List of values

[22, 33, 49, 74, 111, 166, 249, 374, 561, 841, 1262, 1893, 2839, 4259, 6388, 9582, 14373, 21560, 32340, 48510, 72765, 109147, 163721, 245581, 368372, 552558, 828837, 1243255, 1864883, 2797324, 4195986, 6293979, 9440969, 14161453]

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

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