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.

A375632 Expansion of e.g.f. exp(2*x) / (1 - x^3/6 * exp(x)).

Table of values

n a(n)
0 1
1 2
2 4
3 9
4 28
5 122
6 624
7 3523
8 22824
9 170948
10 1422664
11 12856373
12 126598036
13 1358773886
14 15721899652
15 194356158823
16 2560950546576
17 35899907132872
18 533099244285136
19 8351271711094697
20 137675784924101596
21 2383758487476054242
22 43244905386257120044

List of values

[1, 2, 4, 9, 28, 122, 624, 3523, 22824, 170948, 1422664, 12856373, 126598036, 1358773886, 15721899652, 194356158823, 2560950546576, 35899907132872, 533099244285136, 8351271711094697, 137675784924101596, 2383758487476054242, 43244905386257120044]