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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.

A302646 Values of unimodal polynomial analogous to A302612 and A302644 arising from a partition size <= 5 restriction.

Table of values

n a(n)
0 0
1 1
2 2
3 6
4 20
5 70
6 252
7 924
8 3432
9 12870
10 48620
11 183755
12 683046
13 2443168
14 8263360
15 26184420
16 77558760
17 215182923
18 561542454
19 1385168400
20 3245959640
21 7260395142
22 15567955260
23 32124894880
24 64016082000
25 123566718600
26 231661933776
27 422854091037
28 753068219386

List of values

[0, 1, 2, 6, 20, 70, 252, 924, 3432, 12870, 48620, 183755, 683046, 2443168, 8263360, 26184420, 77558760, 215182923, 561542454, 1385168400, 3245959640, 7260395142, 15567955260, 32124894880, 64016082000, 123566718600, 231661933776, 422854091037, 753068219386]

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

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