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.

A300456 a(n) = [x^n] Product_{k=1..n} ((1 + x^k)/(1 - x^k))^(n^k).

Table of values

n a(n)
0 1
1 2
2 16
3 200
4 3264
5 65752
6 1565744
7 42878432
8 1324344832
9 45464289482
10 1715228012048
11 70471268834936
12 3129746696619072
13 149318596196238328
14 7612660420021177200
15 412865831480749700928
16 23725813528034949148672
17 1439701175150489313314864
18 91967625580609006328344400
19 6167733266497532499924699672

List of values

[1, 2, 16, 200, 3264, 65752, 1565744, 42878432, 1324344832, 45464289482, 1715228012048, 70471268834936, 3129746696619072, 149318596196238328, 7612660420021177200, 412865831480749700928, 23725813528034949148672, 1439701175150489313314864, 91967625580609006328344400, 6167733266497532499924699672]