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.

A113224 a(2n) = A002315(n), a(2n+1) = A082639(n+1).

Table of values

n a(n)
0 1
1 2
2 7
3 16
4 41
5 98
6 239
7 576
8 1393
9 3362
10 8119
11 19600
12 47321
13 114242
14 275807
15 665856
16 1607521
17 3880898
18 9369319
19 22619536
20 54608393
21 131836322
22 318281039
23 768398400
24 1855077841
25 4478554082
26 10812186007
27 26102926096
28 63018038201

List of values

[1, 2, 7, 16, 41, 98, 239, 576, 1393, 3362, 8119, 19600, 47321, 114242, 275807, 665856, 1607521, 3880898, 9369319, 22619536, 54608393, 131836322, 318281039, 768398400, 1855077841, 4478554082, 10812186007, 26102926096, 63018038201]

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

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