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.

A192780 Constant term in the reduction of the n-th Fibonacci polynomial by x^3->x^2+1. See Comments.

Table of values

n a(n)
1 1
2 0
3 1
4 1
5 2
6 5
7 8
8 19
9 34
10 71
11 137
12 272
13 537
14 1056
15 2089
16 4112
17 8121
18 16009
19 31586
20 62301
21 122888
22 242411
23 478146
24 943183
25 1860433
26 3669792
27 7238769
28 14278720
29 28165265
30 55556896
31 109587889
32 216165713
33 426394178
34 841076725
35 1659052040

List of values

[1, 0, 1, 1, 2, 5, 8, 19, 34, 71, 137, 272, 537, 1056, 2089, 4112, 8121, 16009, 31586, 62301, 122888, 242411, 478146, 943183, 1860433, 3669792, 7238769, 14278720, 28165265, 55556896, 109587889, 216165713, 426394178, 841076725, 1659052040]