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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.

A204618 a(n) = n^2 * B(n) where B(n) are the Bell numbers, A000110.

Table of values

n a(n)
0 0
1 1
2 8
3 45
4 240
5 1300
6 7308
7 42973
8 264960
9 1712907
10 11597500
11 82106970
12 606757968
13 4671909853
14 37416267112
15 311165672625
16 2682916389632
17 23947947373356
18 220992885195516
19 2105619936025577
20 20689663294148800
21 209417588925127191
22 2181250417408504332

List of values

[0, 1, 8, 45, 240, 1300, 7308, 42973, 264960, 1712907, 11597500, 82106970, 606757968, 4671909853, 37416267112, 311165672625, 2682916389632, 23947947373356, 220992885195516, 2105619936025577, 20689663294148800, 209417588925127191, 2181250417408504332]

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

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