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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.

A143501 G.f. A(x) satisfies A(x) = 1 + x*A(x*A(x)^3).

Table of values

n a(n)
0 1
1 1
2 1
3 4
4 16
5 92
6 616
7 4729
8 40776
9 388057
10 4028230
11 45207583
12 544680014
13 7004865885
14 95694153485
15 1382946630490
16 21067128029388
17 337224872043659
18 5656357906530796
19 99168643108816180
20 1813250965008114981
21 34506927801196386939
22 682210688659107549765
23 13988252589131863518730

List of values

[1, 1, 1, 4, 16, 92, 616, 4729, 40776, 388057, 4028230, 45207583, 544680014, 7004865885, 95694153485, 1382946630490, 21067128029388, 337224872043659, 5656357906530796, 99168643108816180, 1813250965008114981, 34506927801196386939, 682210688659107549765, 13988252589131863518730]

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

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