cp's OEIS Frontend

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.

A006183 a(n) = (n+1)*a(n-1) + (2-n)*a(n-2).

Table of values

n a(n)
1 1
2 2
3 6
4 22
5 98
6 522
7 3262
8 23486
9 191802
10 1753618
11 17755382
12 197282022
13 2387112466
14 31249472282
15 440096734638
16 6635304614542
17 106638824162282
18 1819969265702946
19 32873194861759462
20 626524419718239158
21 12565295306571352002
22 264532532769923200042

List of values

[1, 2, 6, 22, 98, 522, 3262, 23486, 191802, 1753618, 17755382, 197282022, 2387112466, 31249472282, 440096734638, 6635304614542, 106638824162282, 1819969265702946, 32873194861759462, 626524419718239158, 12565295306571352002, 264532532769923200042]

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

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