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.

A294359 a(n) = [x^n] F(x)^(-(n+1)^2) such that F(x) = F(x^2) + x*F(x^4), where F(x) = Sum_{n>=0} x^A003714(n) and A003714 is the Fibbinary numbers.

Table of values

n a(n)
0 1
1 -4
2 36
3 -544
4 12000
5 -353016
6 13024690
7 -578027008
8 29965705056
9 -1776380879600
10 118487748235604
11 -8781184406967264
12 715759620936227036
13 -63634560244855290488
14 6127715132571003255000
15 -635341671628285381320704
16 70567080867797749860480968
17 -8358996420744136578157248864
18 1051888164647093035820630830470
19 -140135781917815169726696222119200
20 19704058040921706609228103696785954

List of values

[1, -4, 36, -544, 12000, -353016, 13024690, -578027008, 29965705056, -1776380879600, 118487748235604, -8781184406967264, 715759620936227036, -63634560244855290488, 6127715132571003255000, -635341671628285381320704, 70567080867797749860480968, -8358996420744136578157248864, 1051888164647093035820630830470, -140135781917815169726696222119200, 19704058040921706609228103696785954]