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.

A118932 E.g.f.: A(x) = exp( Sum_{n>=0} x^(3^n)/3^((3^n -1)/2) ).

Table of values

n a(n)
0 1
1 1
2 1
3 3
4 9
5 21
6 81
7 351
8 1233
9 10249
10 75841
11 388411
12 3733401
13 33702813
14 215375889
15 1984583511
16 19181083041
17 141963117201
18 1797976123393
19 22534941675379
20 202605151063081
21 2992764505338021
22 43182110678814801
23 445326641624332623

List of values

[1, 1, 1, 3, 9, 21, 81, 351, 1233, 10249, 75841, 388411, 3733401, 33702813, 215375889, 1984583511, 19181083041, 141963117201, 1797976123393, 22534941675379, 202605151063081, 2992764505338021, 43182110678814801, 445326641624332623]