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.

A346609 The successive odd nonprimes produced during the construction of A203069.

Table of values

n a(n)
1 1
2 9
3 15
4 9
5 15
6 25
7 15
8 9
9 15
10 25
11 21
12 9
13 15
14 21
15 25
16 33
17 35
18 39
19 45
20 49
21 45
22 33
23 35
24 45
25 49
26 45
27 49
28 57
29 55
30 57
31 63
32 65
33 63
34 65
35 69
36 75
37 77
38 75
39 77
40 75
41 77
42 85
43 87
44 85
45 87
46 91
47 93
48 95
49 99
50 105
51 111
52 115
53 111
54 105
55 111
56 115
57 105
58 99
59 105
60 115
61 121
62 123
63 125
64 129
65 133
66 135
67 133
68 129

List of values

[1, 9, 15, 9, 15, 25, 15, 9, 15, 25, 21, 9, 15, 21, 25, 33, 35, 39, 45, 49, 45, 33, 35, 45, 49, 45, 49, 57, 55, 57, 63, 65, 63, 65, 69, 75, 77, 75, 77, 75, 77, 85, 87, 85, 87, 91, 93, 95, 99, 105, 111, 115, 111, 105, 111, 115, 105, 99, 105, 115, 121, 123, 125, 129, 133, 135, 133, 129]

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

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