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.

A232607 G.f. A(x) satisfies: (A(x) + x*A'(x)) / (A(x) - x*A(x)^2) = Sum_{n>=0} binomial(2*n,n)^2*x^n.

Table of values

n a(n)
0 1
1 3
2 19
3 159
4 1546
5 16517
6 188246
7 2248863
8 27844369
9 354576634
10 4618570090
11 61289049293
12 826064774033
13 11281763625102
14 155834042142463
15 2173801434825011
16 30585769379262567
17 433633765794690539
18 6189637467948022825
19 88886796123324352030
20 1283443017706197910489
21 18623352714450226405962

List of values

[1, 3, 19, 159, 1546, 16517, 188246, 2248863, 27844369, 354576634, 4618570090, 61289049293, 826064774033, 11281763625102, 155834042142463, 2173801434825011, 30585769379262567, 433633765794690539, 6189637467948022825, 88886796123324352030, 1283443017706197910489, 18623352714450226405962]