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.

A198888 G.f. A(x) satisfies A(x) = (1 + x*A(x))*(1 + x^3*A(x)^4).

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 7
5 22
6 61
7 172
8 528
9 1695
10 5447
11 17486
12 56778
13 187064
14 622149
15 2080325
16 6990670
17 23621143
18 80230388
19 273687898
20 937072049
21 3219316096
22 11095261035
23 38351414036
24 132915860364
25 461770505371
26 1607875309626
27 5610314558562
28 19614016834508
29 68696001390320
30 241007011551493

List of values

[1, 1, 1, 2, 7, 22, 61, 172, 528, 1695, 5447, 17486, 56778, 187064, 622149, 2080325, 6990670, 23621143, 80230388, 273687898, 937072049, 3219316096, 11095261035, 38351414036, 132915860364, 461770505371, 1607875309626, 5610314558562, 19614016834508, 68696001390320, 241007011551493]