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.

A309269 Numbers that are the sum of two successive prime powers.

Table of values

n a(n)
1 3
2 5
3 7
4 9
5 12
6 15
7 17
8 20
9 24
10 29
11 33
12 36
13 42
14 48
15 52
16 56
17 60
18 63
19 69
20 78
21 84
22 90
23 96
24 102
25 112
26 120
27 125
28 131
29 138
30 144
31 152
32 160
33 164
34 172
35 186
36 198
37 204
38 210
39 216
40 222
41 234
42 246
43 252
44 255
45 259
46 268
47 276
48 288
49 300
50 308
51 320
52 330
53 336
54 342
55 352
56 360
57 372
58 384
59 390
60 396

List of values

[3, 5, 7, 9, 12, 15, 17, 20, 24, 29, 33, 36, 42, 48, 52, 56, 60, 63, 69, 78, 84, 90, 96, 102, 112, 120, 125, 131, 138, 144, 152, 160, 164, 172, 186, 198, 204, 210, 216, 222, 234, 246, 252, 255, 259, 268, 276, 288, 300, 308, 320, 330, 336, 342, 352, 360, 372, 384, 390, 396]

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

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