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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.

A189815 Expansion of e.g.f. log(1/(1-arcsin(x))).

Table of values

n a(n)
1 1
2 1
3 3
4 10
5 53
6 304
7 2303
8 18768
9 185033
10 1954176
11 23756667
12 308077056
13 4457821821
14 68513332224
15 1150764459063
16 20443736745984
17 391167511473681
18 7884821722497024
19 169370797497060339
20 3818539009013907456
21 91013260219635394629
22 2269047587255097753600
23 59435772666287730632559

List of values

[1, 1, 3, 10, 53, 304, 2303, 18768, 185033, 1954176, 23756667, 308077056, 4457821821, 68513332224, 1150764459063, 20443736745984, 391167511473681, 7884821722497024, 169370797497060339, 3818539009013907456, 91013260219635394629, 2269047587255097753600, 59435772666287730632559]

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

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