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.

A117946 a(3n)=0, a(3n+1)/a(1)=a(3n+2)/a(2)=A059151(n).

Table of values

n a(n)
0 0
1 1
2 -2
3 0
4 2
5 -4
6 0
7 1
8 -2
9 0
10 2
11 -4
12 0
13 4
14 -8
15 0
16 2
17 -4
18 0
19 1
20 -2
21 0
22 2
23 -4
24 0
25 1
26 -2
27 0
28 2
29 -4
30 0
31 4
32 -8
33 0
34 2
35 -4
36 0
37 4
38 -8
39 0
40 8
41 -16
42 0
43 4
44 -8
45 0
46 2
47 -4
48 0
49 4
50 -8
51 0
52 2
53 -4
54 0
55 1
56 -2
57 0
58 2
59 -4
60 0
61 1
62 -2
63 0
64 2
65 -4
66 0
67 4
68 -8
69 0
70 2
71 -4
72 0
73 1
74 -2
75 0
76 2
77 -4
78 0
79 1
80 -2
81 0
82 2
83 -4
84 0
85 4
86 -8
87 0
88 2
89 -4
90 0
91 4
92 -8
93 0
94 8
95 -16
96 0
97 4
98 -8

List of values

[0, 1, -2, 0, 2, -4, 0, 1, -2, 0, 2, -4, 0, 4, -8, 0, 2, -4, 0, 1, -2, 0, 2, -4, 0, 1, -2, 0, 2, -4, 0, 4, -8, 0, 2, -4, 0, 4, -8, 0, 8, -16, 0, 4, -8, 0, 2, -4, 0, 4, -8, 0, 2, -4, 0, 1, -2, 0, 2, -4, 0, 1, -2, 0, 2, -4, 0, 4, -8, 0, 2, -4, 0, 1, -2, 0, 2, -4, 0, 1, -2, 0, 2, -4, 0, 4, -8, 0, 2, -4, 0, 4, -8, 0, 8, -16, 0, 4, -8]