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.

A091931 Change the first bit to 0 in binary notation for the n-th prime.

Table of values

n a(n)
1 0
2 1
3 1
4 3
5 3
6 5
7 1
8 3
9 7
10 13
11 15
12 5
13 9
14 11
15 15
16 21
17 27
18 29
19 3
20 7
21 9
22 15
23 19
24 25
25 33
26 37
27 39
28 43
29 45
30 49
31 63
32 3
33 9
34 11
35 21
36 23
37 29
38 35
39 39
40 45
41 51
42 53
43 63
44 65
45 69
46 71
47 83
48 95
49 99
50 101
51 105
52 111
53 113
54 123
55 1
56 7
57 13
58 15
59 21
60 25
61 27
62 37
63 51
64 55
65 57
66 61
67 75
68 81
69 91
70 93
71 97
72 103

List of values

[0, 1, 1, 3, 3, 5, 1, 3, 7, 13, 15, 5, 9, 11, 15, 21, 27, 29, 3, 7, 9, 15, 19, 25, 33, 37, 39, 43, 45, 49, 63, 3, 9, 11, 21, 23, 29, 35, 39, 45, 51, 53, 63, 65, 69, 71, 83, 95, 99, 101, 105, 111, 113, 123, 1, 7, 13, 15, 21, 25, 27, 37, 51, 55, 57, 61, 75, 81, 91, 93, 97, 103]

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

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