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.

A326262 G.f. A(x) satisfies: 1 = Sum_{n>=0} ( 1/(1-x)^(2*n) - A(x) )^n.

Table of values

n a(n)
0 1
1 2
2 7
3 80
4 1742
5 51842
6 1902589
7 82219592
8 4071164749
9 226803165574
10 14029472009781
11 953926536359084
12 70723894649169937
13 5679305945331227594
14 491179287055641264989
15 45527108214667404725616
16 4503148842172835722939285
17 473502491643614888369261116
18 52748299277043902326373361722
19 6206479798643382507763241117360
20 769187266152748793100664986340382
21 100156538984193022704291755068539370

List of values

[1, 2, 7, 80, 1742, 51842, 1902589, 82219592, 4071164749, 226803165574, 14029472009781, 953926536359084, 70723894649169937, 5679305945331227594, 491179287055641264989, 45527108214667404725616, 4503148842172835722939285, 473502491643614888369261116, 52748299277043902326373361722, 6206479798643382507763241117360, 769187266152748793100664986340382, 100156538984193022704291755068539370]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.