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.

A343276 a(n) = n! * [x^n] -x*(x + 1)*exp(x)/(x - 1)^3.

Table of values

n a(n)
0 0
1 1
2 10
3 81
4 652
5 5545
6 50886
7 506905
8 5480056
9 64116657
10 808856290
11 10959016321
12 158851484100
13 2454385635481
14 40285778016862
15 700261611998985
16 12853532939027056
17 248482678808005345
18 5047002269952482106
19 107466341437781300017
20 2394019421567804960380

List of values

[0, 1, 10, 81, 652, 5545, 50886, 506905, 5480056, 64116657, 808856290, 10959016321, 158851484100, 2454385635481, 40285778016862, 700261611998985, 12853532939027056, 248482678808005345, 5047002269952482106, 107466341437781300017, 2394019421567804960380]