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.

A303343 Expansion of Product_{n>=1} ((1 - (n*x)^n)/(1 + (n*x)^n))^(1/n).

Table of values

n a(n)
0 1
1 -2
2 -2
3 -12
4 -90
5 -968
6 -12764
7 -200464
8 -3674378
9 -76958942
10 -1814783184
11 -47618072204
12 -1376556963244
13 -43481881639608
14 -1490306874257184
15 -55091497907730000
16 -2185104061817592618
17 -92567886910879671396
18 -4171638481112174023226

List of values

[1, -2, -2, -12, -90, -968, -12764, -200464, -3674378, -76958942, -1814783184, -47618072204, -1376556963244, -43481881639608, -1490306874257184, -55091497907730000, -2185104061817592618, -92567886910879671396, -4171638481112174023226]