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.

A038573 a(n) = 2^A000120(n) - 1.

Table of values

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

List of values

[0, 1, 1, 3, 1, 3, 3, 7, 1, 3, 3, 7, 3, 7, 7, 15, 1, 3, 3, 7, 3, 7, 7, 15, 3, 7, 7, 15, 7, 15, 15, 31, 1, 3, 3, 7, 3, 7, 7, 15, 3, 7, 7, 15, 7, 15, 15, 31, 3, 7, 7, 15, 7, 15, 15, 31, 7, 15, 15, 31, 15, 31, 31, 63, 1, 3, 3, 7, 3, 7, 7, 15, 3, 7, 7, 15, 7, 15, 15, 31, 3, 7, 7, 15, 7, 15, 15, 31]

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

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