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.

A138112 a(n)=3a(n-1)-4a(n-2)+2a(n-3)-a(n-4), a(0)=a(1)=a(2)=0, a(3)=1, a(4)=3.

Table of values

n a(n)
0 0
1 0
2 0
3 1
4 3
5 5
6 5
7 0
8 -13
9 -34
10 -55
11 -55
12 0
13 144
14 377
15 610
16 610
17 0
18 -1597
19 -4181
20 -6765
21 -6765
22 0
23 17711
24 46368
25 75025
26 75025
27 0
28 -196418
29 -514229
30 -832040
31 -832040
32 0
33 2178309
34 5702887
35 9227465
36 9227465
37 0
38 -24157817
39 -63245986
40 -102334155
41 -102334155

List of values

[0, 0, 0, 1, 3, 5, 5, 0, -13, -34, -55, -55, 0, 144, 377, 610, 610, 0, -1597, -4181, -6765, -6765, 0, 17711, 46368, 75025, 75025, 0, -196418, -514229, -832040, -832040, 0, 2178309, 5702887, 9227465, 9227465, 0, -24157817, -63245986, -102334155, -102334155]

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

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