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.

A140452 2^(a(n))-1 contains an overpseudoprime divisor.

Table of values

n a(n)
1 11
2 22
3 23
4 25
5 28
6 29
7 33
8 35
9 36
10 37
11 39
12 41
13 43
14 44
15 45
16 46
17 47
18 48
19 50
20 51
21 52
22 53
23 55
24 56
25 57
26 58
27 59
28 60
29 63
30 64
31 66
32 67
33 68
34 69
35 70
36 71
37 72
38 73
39 74
40 75
41 76
42 77
43 78
44 79
45 81
46 82
47 83
48 84
49 86
50 87
51 88
52 90
53 91
54 92
55 94
56 95
57 96
58 97
59 99
60 100
61 101
62 102
63 103
64 104
65 105
66 106
67 108
68 109

List of values

[11, 22, 23, 25, 28, 29, 33, 35, 36, 37, 39, 41, 43, 44, 45, 46, 47, 48, 50, 51, 52, 53, 55, 56, 57, 58, 59, 60, 63, 64, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 81, 82, 83, 84, 86, 87, 88, 90, 91, 92, 94, 95, 96, 97, 99, 100, 101, 102, 103, 104, 105, 106, 108, 109]

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

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