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.

A359227 Number of divisors of 4*n-3 of form 4*k+1.

Table of values

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

List of values

[1, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 4, 2, 2, 2, 2, 4, 2, 2, 2, 3, 4, 2, 2, 2, 2, 4, 2, 2, 4, 2, 4, 2, 2, 2, 2, 4, 2, 4, 2, 2, 4, 3, 2, 2, 2, 4, 4, 2, 2, 2, 4, 2, 2, 2, 4, 6, 2, 2, 2, 2, 4, 2, 2, 2, 4, 4, 2, 4, 2, 2, 4, 3, 2, 4, 2, 4, 2, 2, 2, 2, 6, 2, 4, 2, 2, 4, 2, 2, 4]

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

Content is available under The OEIS End-User License Agreement.