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.

A372107 G.f. A(x) satisfies A(x) = 1/( 1 - 4*x/(1 - x*A(x)) )^(1/2).

Table of values

n a(n)
0 1
1 2
2 8
3 38
4 198
5 1094
6 6296
7 37338
8 226596
9 1400518
10 8785524
11 55793170
12 358000418
13 2317478554
14 15116570956
15 99259594982
16 655580568854
17 4352370307750
18 29028865425828
19 194416887461778
20 1306961109488350
21 8815875534728018
22 59650171332148564

List of values

[1, 2, 8, 38, 198, 1094, 6296, 37338, 226596, 1400518, 8785524, 55793170, 358000418, 2317478554, 15116570956, 99259594982, 655580568854, 4352370307750, 29028865425828, 194416887461778, 1306961109488350, 8815875534728018, 59650171332148564]