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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.

A144005 E.g.f. A(x) satisfies: A(x) = 1 + Series_Reversion( Integral A(-x) dx ).

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 7
5 33
6 201
7 1479
8 12842
9 127952
10 1440989
11 18070767
12 249766088
13 3769280801
14 61654447712
15 1085974748430
16 20485430748783
17 411839042136379
18 8786499316562396
19 198174104269740313
20 4708919322491690592

List of values

[1, 1, 1, 2, 7, 33, 201, 1479, 12842, 127952, 1440989, 18070767, 249766088, 3769280801, 61654447712, 1085974748430, 20485430748783, 411839042136379, 8786499316562396, 198174104269740313, 4708919322491690592]

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

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