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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.

A163138 G.f. satisfies: A(x) = exp( Sum_{n>=1} (2^n + A(x))^n * x^n/n ).

Table of values

n a(n)
0 1
1 3
2 20
3 329
4 22584
5 7938470
6 12605643936
7 84977963809781
8 2379247465188706528
9 273419351336298753589802
10 128009562526607810326874017088
11 242979581192696030760182903464959706

List of values

[1, 3, 20, 329, 22584, 7938470, 12605643936, 84977963809781, 2379247465188706528, 273419351336298753589802, 128009562526607810326874017088, 242979581192696030760182903464959706]

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

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