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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.

A378264 G.f. A(x) satisfies 1/x = Sum_{n=-oo..+oo} A(x)^n * (1 + A(x)^n)^(n+1).

Table of values

n a(n)
1 1
2 3
3 10
4 38
5 164
6 783
7 4005
8 21400
9 117602
10 659019
11 3748736
12 21588796
13 125646501
14 737977155
15 4369147468
16 26048215099
17 156249597852
18 942344615209
19 5710710976884
20 34756875588376
21 212361179832431
22 1302068876523950
23 8009024360554817
24 49407447276951470
25 305609996146288873
26 1895015255546957578

List of values

[1, 3, 10, 38, 164, 783, 4005, 21400, 117602, 659019, 3748736, 21588796, 125646501, 737977155, 4369147468, 26048215099, 156249597852, 942344615209, 5710710976884, 34756875588376, 212361179832431, 1302068876523950, 8009024360554817, 49407447276951470, 305609996146288873, 1895015255546957578]

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

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