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.

A376381 Expansion of e.g.f. (1/x) * Series_Reversion( x*(1 - x*(exp(x) - 1))^2 ).

Table of values

n a(n)
0 1
1 0
2 4
3 6
4 272
5 1570
6 63912
7 792554
8 33262784
9 684763650
10 30981768680
11 915838324522
12 45524048263872
13 1765020653500130
14 97096528136899592
15 4651295721203951850
16 283478019364268181632
17 16107548441248677913858
18 1084981357752210351649512
19 71056829948555342150405354
20 5267564532376249471978526720

List of values

[1, 0, 4, 6, 272, 1570, 63912, 792554, 33262784, 684763650, 30981768680, 915838324522, 45524048263872, 1765020653500130, 97096528136899592, 4651295721203951850, 283478019364268181632, 16107548441248677913858, 1084981357752210351649512, 71056829948555342150405354, 5267564532376249471978526720]