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.

A294292 Expansion of e.g.f. exp(1/((1+x)*(1+x^2)*(1+x^3)*(1+x^4)) - 1).

Table of values

n a(n)
0 1
1 -1
2 1
3 -7
4 49
5 -181
6 1561
7 -18691
8 173377
9 -2150569
10 28355761
11 -356432671
12 5780298481
13 -95621235997
14 1506345546889
15 -29605056916891
16 624987953076481
17 -12495650070557521
18 277892162543608417
19 -6701525504691986359
20 160540685175500028721

List of values

[1, -1, 1, -7, 49, -181, 1561, -18691, 173377, -2150569, 28355761, -356432671, 5780298481, -95621235997, 1506345546889, -29605056916891, 624987953076481, -12495650070557521, 277892162543608417, -6701525504691986359, 160540685175500028721]