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.

A229116 G.f.: A(x) = exp( Sum_{n>=1} A((-1)^n*x)^n * x^n/n ).

Table of values

n a(n)
0 1
1 1
2 0
3 1
4 0
5 2
6 2
7 9
8 8
9 38
10 28
11 154
12 126
13 676
14 602
15 3129
16 2816
17 14718
18 13384
19 70334
20 65204
21 342108
22 321788
23 1686698
24 1602214
25 8402492
26 8051652
27 42239764
28 40797750
29 214045640
30 208136494
31 1092138905
32 1068176200
33 5606018286
34 5511336912
35 28929594902
36 28571895096
37 150000016044

List of values

[1, 1, 0, 1, 0, 2, 2, 9, 8, 38, 28, 154, 126, 676, 602, 3129, 2816, 14718, 13384, 70334, 65204, 342108, 321788, 1686698, 1602214, 8402492, 8051652, 42239764, 40797750, 214045640, 208136494, 1092138905, 1068176200, 5606018286, 5511336912, 28929594902, 28571895096, 150000016044]