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.

A138614 Expansion of (2*x-1)*(x^2-x-1) / ( 1-2*x^2+2*x^4 ).

Table of values

n a(n)
0 1
1 -1
2 -1
3 0
4 -4
5 2
6 -6
7 4
8 -4
9 4
10 4
11 0
12 16
13 -8
14 24
15 -16
16 16
17 -16
18 -16
19 0
20 -64
21 32
22 -96
23 64
24 -64
25 64
26 64
27 0
28 256
29 -128
30 384
31 -256
32 256
33 -256
34 -256
35 0
36 -1024
37 512
38 -1536
39 1024
40 -1024
41 1024
42 1024
43 0
44 4096
45 -2048
46 6144
47 -4096
48 4096
49 -4096
50 -4096

List of values

[1, -1, -1, 0, -4, 2, -6, 4, -4, 4, 4, 0, 16, -8, 24, -16, 16, -16, -16, 0, -64, 32, -96, 64, -64, 64, 64, 0, 256, -128, 384, -256, 256, -256, -256, 0, -1024, 512, -1536, 1024, -1024, 1024, 1024, 0, 4096, -2048, 6144, -4096, 4096, -4096, -4096]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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