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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.

A355471 Expansion of Sum_{k>=0} (x/(1 - k^2 * x))^k.

Table of values

n a(n)
0 1
1 1
2 2
3 10
4 77
5 808
6 11257
7 196072
8 4136897
9 103755904
10 3034193921
11 101901347944
12 3885951145969
13 166605168800704
14 7961498177012993
15 420976047757358776
16 24475992585921169553
17 1556007778666449968128
18 107625967130820901112833

List of values

[1, 1, 2, 10, 77, 808, 11257, 196072, 4136897, 103755904, 3034193921, 101901347944, 3885951145969, 166605168800704, 7961498177012993, 420976047757358776, 24475992585921169553, 1556007778666449968128, 107625967130820901112833]

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

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