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.

A303925 G.f. A(x) satisfies: 1 = Sum_{n>=0} ( 1 + x*A(x)^(n+2) - A(x) )^n.

Table of values

n a(n)
0 1
1 1
2 3
3 12
4 56
5 288
6 1587
7 9222
8 55957
9 352267
10 2290842
11 15343839
12 105634437
13 746478622
14 5409932286
15 40189454704
16 305972524737
17 2387238374532
18 19090018863000
19 156496468777604
20 1315509548959765
21 11341506519584442
22 100300906407392783
23 909967403153604712
24 8468614126450656268
25 80832677102193209308
26 791071858022525348235

List of values

[1, 1, 3, 12, 56, 288, 1587, 9222, 55957, 352267, 2290842, 15343839, 105634437, 746478622, 5409932286, 40189454704, 305972524737, 2387238374532, 19090018863000, 156496468777604, 1315509548959765, 11341506519584442, 100300906407392783, 909967403153604712, 8468614126450656268, 80832677102193209308, 791071858022525348235]