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.

A284413 Exponent of 3 in 2^n + 1.

Table of values

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

List of values

[1, 0, 2, 0, 1, 0, 1, 0, 3, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 4, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 3, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 3, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 2, 0, 1, 0, 1, 0, 5, 0, 1, 0, 1, 0, 2]