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.

A163189 G.f.: A(x) = exp( Sum_{n>=1} (1 + A000204(n)*x)^n * x^n/n ).

Table of values

n a(n)
0 1
1 1
2 2
3 5
4 14
5 40
6 159
7 812
8 5133
9 42942
10 474619
11 6708142
12 121367878
13 2819170132
14 83571532538
15 3148951107867
16 151069353323782
17 9219463980803329
18 714951048370178409
19 70448496563603216429
20 8818161368662624534857

List of values

[1, 1, 2, 5, 14, 40, 159, 812, 5133, 42942, 474619, 6708142, 121367878, 2819170132, 83571532538, 3148951107867, 151069353323782, 9219463980803329, 714951048370178409, 70448496563603216429, 8818161368662624534857]