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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.

A386208 G.f. A(x) satisfies A(x) = 1/(1-x) + x^2 * (d/dx A(x)^2).

Table of values

n a(n)
0 1
1 1
2 3
3 15
4 109
5 1029
6 11831
7 159595
8 2466073
9 42920585
10 830791243
11 17706459431
12 412116616517
13 10403094478669
14 283137307529727
15 8266131486719107
16 257710382446835761
17 8546074646120275473
18 300384437888406796051
19 11155675460369469443263
20 436506923733804200244509

List of values

[1, 1, 3, 15, 109, 1029, 11831, 159595, 2466073, 42920585, 830791243, 17706459431, 412116616517, 10403094478669, 283137307529727, 8266131486719107, 257710382446835761, 8546074646120275473, 300384437888406796051, 11155675460369469443263, 436506923733804200244509]

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

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