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.

A303395 Expansion of Product_{n>=1} ((1 - (8*x)^n)/(1 + (8*x)^n))^(1/8).

Table of values

n a(n)
0 1
1 -2
2 -14
3 -140
4 -586
5 -5628
6 -44492
7 -187864
8 -482906
9 -17262828
10 -37958116
11 65242328
12 -2453533124
13 21817485480
14 113877127592
15 -2570293967536
16 28064994368262
17 169252831757492
18 -188223954450804
19 12624245609040632
20 54083158292451540
21 -158891267358816264

List of values

[1, -2, -14, -140, -586, -5628, -44492, -187864, -482906, -17262828, -37958116, 65242328, -2453533124, 21817485480, 113877127592, -2570293967536, 28064994368262, 169252831757492, -188223954450804, 12624245609040632, 54083158292451540, -158891267358816264]