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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.

A286310 G.f.: 1 + Sum_{n>=1} a(n)*x^n/(1 - x^n) = 1/(1 - x/(1 - 2*x/(1 - 3*x/(1 - 4*x/(1 - ...))))).

Table of values

n a(n)
1 1
2 2
3 14
4 102
5 944
6 10378
7 135134
8 2026920
9 34459410
10 654728128
11 13749310574
12 316234132728
13 7905853580624
14 213458046541738
15 6190283353628416
16 191898783960483600
17 6332659870762850624
18 221643095476665302070
19 8200794532637891559374
20 319830986772877116086448

List of values

[1, 2, 14, 102, 944, 10378, 135134, 2026920, 34459410, 654728128, 13749310574, 316234132728, 7905853580624, 213458046541738, 6190283353628416, 191898783960483600, 6332659870762850624, 221643095476665302070, 8200794532637891559374, 319830986772877116086448]

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

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