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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.

A080307 Multiples of the Fermat numbers 2^(2^n)+1.

Table of values

n a(n)
1 3
2 5
3 6
4 9
5 10
6 12
7 15
8 17
9 18
10 20
11 21
12 24
13 25
14 27
15 30
16 33
17 34
18 35
19 36
20 39
21 40
22 42
23 45
24 48
25 50
26 51
27 54
28 55
29 57
30 60
31 63
32 65
33 66
34 68
35 69
36 70
37 72
38 75
39 78
40 80
41 81
42 84
43 85
44 87
45 90
46 93
47 95
48 96
49 99
50 100
51 102
52 105
53 108
54 110
55 111
56 114
57 115
58 117
59 119
60 120
61 123
62 125
63 126
64 129
65 130
66 132

List of values

[3, 5, 6, 9, 10, 12, 15, 17, 18, 20, 21, 24, 25, 27, 30, 33, 34, 35, 36, 39, 40, 42, 45, 48, 50, 51, 54, 55, 57, 60, 63, 65, 66, 68, 69, 70, 72, 75, 78, 80, 81, 84, 85, 87, 90, 93, 95, 96, 99, 100, 102, 105, 108, 110, 111, 114, 115, 117, 119, 120, 123, 125, 126, 129, 130, 132]

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

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