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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.

A306576 Expansion of 1/(1 - x - 2*x/(1 - 2*x - 3*x/(1 - 3*x - 4*x/(1 - 4*x - 5*x/(1 - ...))))), a continued fraction.

Table of values

n a(n)
0 1
1 3
2 19
3 179
4 2183
5 32355
6 562343
7 11198203
8 251297263
9 6275390067
10 172639089031
11 5189033793611
12 169220733646271
13 5951777459480931
14 224604052936701815
15 9053124776482735291
16 388198017158108201839
17 17645733672934447166163
18 847577245047341210277415

List of values

[1, 3, 19, 179, 2183, 32355, 562343, 11198203, 251297263, 6275390067, 172639089031, 5189033793611, 169220733646271, 5951777459480931, 224604052936701815, 9053124776482735291, 388198017158108201839, 17645733672934447166163, 847577245047341210277415]

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

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