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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.

A378466 Expansion of (1/x) * Series_Reversion( x * (1 - x - x/(1 - x)^2) ).

Table of values

n a(n)
0 1
1 2
2 10
3 63
4 444
5 3351
6 26490
7 216523
8 1815080
9 15519271
10 134817972
11 1186570526
12 10557959696
13 94817735251
14 858333997230
15 7823946906726
16 71751021314438
17 661541649024816
18 6128551736153622
19 57018343512420580
20 532529776531703666
21 4991007108135966433

List of values

[1, 2, 10, 63, 444, 3351, 26490, 216523, 1815080, 15519271, 134817972, 1186570526, 10557959696, 94817735251, 858333997230, 7823946906726, 71751021314438, 661541649024816, 6128551736153622, 57018343512420580, 532529776531703666, 4991007108135966433]

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

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