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.

A372513 Sum_{n>=0} a(n) * x^n / (n!)^2 = -log(BesselJ(0,2*sqrt(2*x))) / 2.

Table of values

n a(n)
0 0
1 1
2 2
3 16
4 264
5 7296
6 302720
7 17587200
8 1362399360
9 135693537280
10 16893684928512
11 2570631845806080
12 469393033744588800
13 101294080603625226240
14 25502237392032633323520
15 7408331513180811911233536
16 2459543337577081650719784960
17 925435622656059412145504256000

List of values

[0, 1, 2, 16, 264, 7296, 302720, 17587200, 1362399360, 135693537280, 16893684928512, 2570631845806080, 469393033744588800, 101294080603625226240, 25502237392032633323520, 7408331513180811911233536, 2459543337577081650719784960, 925435622656059412145504256000]