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.

A001569 Sum_{n>=0} a(n)*x^n/n!^2 = BesselI(0,2*(1-exp(x))^(1/2)).

Table of values

n a(n)
0 1
1 -1
2 -1
3 2
4 37
5 329
6 1501
7 -31354
8 -1451967
9 -39284461
10 -737652869
11 560823394
12 1103386777549
13 82520245792997
14 4398448305245905
15 168910341581721494
16 998428794798272641
17 -720450682719825322809
18 -105099789680808769094057
19 -10594247095804692725600734

List of values

[1, -1, -1, 2, 37, 329, 1501, -31354, -1451967, -39284461, -737652869, 560823394, 1103386777549, 82520245792997, 4398448305245905, 168910341581721494, 998428794798272641, -720450682719825322809, -105099789680808769094057, -10594247095804692725600734]