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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.

A200317 E.g.f. satisfies: A(x) = 1+x - cos(A(x)).

Table of values

n a(n)
1 1
2 1
3 3
4 14
5 90
6 736
7 7308
8 85364
9 1146660
10 17411296
11 294880608
12 5510730224
13 112638576960
14 2499645858256
15 59850581734128
16 1537891759461344
17 42211161452391840
18 1232537502720495616
19 38148561442665067968
20 1247578217573259535424
21 42985394533206479112000

List of values

[1, 1, 3, 14, 90, 736, 7308, 85364, 1146660, 17411296, 294880608, 5510730224, 112638576960, 2499645858256, 59850581734128, 1537891759461344, 42211161452391840, 1232537502720495616, 38148561442665067968, 1247578217573259535424, 42985394533206479112000]

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

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