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.

A361763 Expansion of g.f. A(x) satisfying A(x)^3 = A( x^3/(1 - 3*x)^3 ).

Table of values

n a(n)
1 1
2 3
3 9
4 28
5 93
6 333
7 1271
8 5064
9 20673
10 85460
11 355659
12 1486719
13 6238608
14 26278281
15 111114558
16 471608944
17 2008906581
18 8586410085
19 36816550550
20 158332335279
21 682843960665
22 2952865525730
23 12802463157570
24 55646477022330
25 242465061290160
26 1059022767175173
27 4636452916770489

List of values

[1, 3, 9, 28, 93, 333, 1271, 5064, 20673, 85460, 355659, 1486719, 6238608, 26278281, 111114558, 471608944, 2008906581, 8586410085, 36816550550, 158332335279, 682843960665, 2952865525730, 12802463157570, 55646477022330, 242465061290160, 1059022767175173, 4636452916770489]