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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.

A266328 E.g.f. A(x) satisfies: A(x) = exp( Integral B(x) dx ) such that B(x) = exp(-x) * exp( Integral A(x) dx ), where the constant of integration is zero.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 6
5 21
6 92
7 469
8 2731
9 17985
10 131528
11 1059616
12 9319363
13 88833422
14 912393381
15 10043727089
16 117969438513
17 1472593659884
18 19467505081458
19 271704942613323
20 3992343851680466
21 61603531051030691
22 995949139457447931
23 16835191741257445589
24 296976010796327785530
25 5457427389713208932740
26 104308245862443706265341
27 2070461793105333579698992
28 42622090166454492404075635

List of values

[1, 1, 1, 2, 6, 21, 92, 469, 2731, 17985, 131528, 1059616, 9319363, 88833422, 912393381, 10043727089, 117969438513, 1472593659884, 19467505081458, 271704942613323, 3992343851680466, 61603531051030691, 995949139457447931, 16835191741257445589, 296976010796327785530, 5457427389713208932740, 104308245862443706265341, 2070461793105333579698992, 42622090166454492404075635]

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