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.

A360344 G.f. A(x) satisfies: [x^n] A(x)^(n+1) = [x^n] (1 + x*A(x)^(2*n))^(n+1) for n >= 0.

Table of values

n a(n)
0 1
1 1
2 4
3 45
4 820
5 19820
6 582007
7 19812744
8 760177656
9 32275309743
10 1497313010037
11 75208566398988
12 4062020902196139
13 234638046113989856
14 14432573619909530980
15 941883830760366274935
16 65013065172020161949992
17 4733236746727327140204578
18 362575149419405494321544263

List of values

[1, 1, 4, 45, 820, 19820, 582007, 19812744, 760177656, 32275309743, 1497313010037, 75208566398988, 4062020902196139, 234638046113989856, 14432573619909530980, 941883830760366274935, 65013065172020161949992, 4733236746727327140204578, 362575149419405494321544263]