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.

A303396 Expansion of Product_{k>=1} ((1 - 8*x^k)/(1 + 8*x^k))^(1/8).

Table of values

n a(n)
0 1
1 -2
2 0
3 -42
4 86
5 -1638
6 4116
7 -76662
8 218592
9 -3879766
10 11965072
11 -205722702
12 672706566
13 -11257625386
14 38520382716
15 -630071416794
16 2236375718918
17 -35864826630822
18 131232962248816
19 -2068477295105214
20 7767014381299026
21 -120556991420552658

List of values

[1, -2, 0, -42, 86, -1638, 4116, -76662, 218592, -3879766, 11965072, -205722702, 672706566, -11257625386, 38520382716, -630071416794, 2236375718918, -35864826630822, 131232962248816, -2068477295105214, 7767014381299026, -120556991420552658]