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.

A307443 G.f. A(x) satisfies: A(x) = Sum_{k>=0} k!*x^k*A(x)^k/(1 + x)^(k+1).

Table of values

n a(n)
0 1
1 0
2 1
3 3
4 14
5 73
6 439
7 2986
8 22849
9 195639
10 1864072
11 19639587
12 227216485
13 2866190328
14 39155468153
15 575750407431
16 9063067630294
17 152007287492665
18 2705337486885751
19 50909087031293746
20 1009776468826520181
21 21052688394533433215
22 460223336063328374304
23 10525518902412521320567

List of values

[1, 0, 1, 3, 14, 73, 439, 2986, 22849, 195639, 1864072, 19639587, 227216485, 2866190328, 39155468153, 575750407431, 9063067630294, 152007287492665, 2705337486885751, 50909087031293746, 1009776468826520181, 21052688394533433215, 460223336063328374304, 10525518902412521320567]