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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.

A124213 Expansion of e.g.f.: exp(exp(x)/sqrt(2-exp(2*x))-1).

Table of values

n a(n)
0 1
1 2
2 12
3 112
4 1408
5 22144
6 417216
7 9148416
8 228649472
9 6412193280
10 199301663744
11 6798026395648
12 252397715738624
13 10131114555244544
14 437100940892913664
15 20169428831476678656
16 991081906535967948800
17 51662621871173444698112
18 2847287574653833612623872

List of values

[1, 2, 12, 112, 1408, 22144, 417216, 9148416, 228649472, 6412193280, 199301663744, 6798026395648, 252397715738624, 10131114555244544, 437100940892913664, 20169428831476678656, 991081906535967948800, 51662621871173444698112, 2847287574653833612623872]

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

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