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.

A291200 Expansion of 1 - x*(1+x)/(1 + x^2*(1-x^2)/(1 - x^3*(1+x^3)/(1 + x^4*(1-x^4)/(1 - x^5*(1+x^5)/(1 - ...))))), a continued fraction.

Table of values

n a(n)
0 1
1 -1
2 -1
3 1
4 1
5 -2
6 -1
7 4
8 0
9 -6
10 3
11 7
12 -8
13 -6
14 15
15 2
16 -24
17 9
18 33
19 -32
20 -35
21 68
22 20
23 -114
24 25
25 164
26 -120
27 -196
28 285
29 160
30 -521
31 16
32 796
33 -423
34 -1021
35 1166
36 999
37 -2310
38 -387
39 3774
40 -1296
41 -5194
42 4608
43 5735
44 -10007
45 -3870
46 17441
47 -2750
48 -25635
49 17116
50 31111

List of values

[1, -1, -1, 1, 1, -2, -1, 4, 0, -6, 3, 7, -8, -6, 15, 2, -24, 9, 33, -32, -35, 68, 20, -114, 25, 164, -120, -196, 285, 160, -521, 16, 796, -423, -1021, 1166, 999, -2310, -387, 3774, -1296, -5194, 4608, 5735, -10007, -3870, 17441, -2750, -25635, 17116, 31111]