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.

A307444 G.f. A(x) satisfies: A(x) = Sum_{k>=0} k!*x^k*A(x)^k/(1 + x*A(x))^(k+1).

Table of values

n a(n)
0 1
1 0
2 1
3 2
4 11
5 54
6 336
7 2330
8 18359
9 161660
10 1580853
11 17031728
12 200718372
13 2569989304
14 35531288796
15 527506796282
16 8368806193151
17 141271243571640
18 2527897717923387
19 47789579768358498
20 951677263953890739
21 19910429474370487166
22 436589745454529328720
23 10012315468481417357976

List of values

[1, 0, 1, 2, 11, 54, 336, 2330, 18359, 161660, 1580853, 17031728, 200718372, 2569989304, 35531288796, 527506796282, 8368806193151, 141271243571640, 2527897717923387, 47789579768358498, 951677263953890739, 19910429474370487166, 436589745454529328720, 10012315468481417357976]