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.

A381912 Expansion of (1/x) * Series_Reversion( x * (1-x)^2 / B(x) ), where B(x) is the g.f. of A001764.

Table of values

n a(n)
0 1
1 3
2 17
3 124
4 1038
5 9470
6 91586
7 923542
8 9608323
9 102403921
10 1112500651
11 12275235274
12 137193964646
13 1549964417407
14 17672282336488
15 203092563108610
16 2350061579393077
17 27357919380212638
18 320186582453226290
19 3765185566095185740
20 44465070300433434901
21 527131055014319691537

List of values

[1, 3, 17, 124, 1038, 9470, 91586, 923542, 9608323, 102403921, 1112500651, 12275235274, 137193964646, 1549964417407, 17672282336488, 203092563108610, 2350061579393077, 27357919380212638, 320186582453226290, 3765185566095185740, 44465070300433434901, 527131055014319691537]