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.

A208247 Numbers having exactly one partition into two prime powers.

Table of values

n a(n)
1 2
2 3
3 119
4 127
5 163
6 179
7 191
8 193
9 217
10 219
11 221
12 223
13 239
14 251
15 269
16 311
17 337
18 343
19 389
20 403
21 415
22 419
23 427
24 431
25 457
26 491
27 505
28 547
29 557
30 569
31 575
32 581
33 583
34 597
35 599
36 613
37 653
38 659
39 667
40 671
41 673
42 683
43 697
44 719
45 739
46 749
47 767
48 779
49 787
50 799
51 807
52 817

List of values

[2, 3, 119, 127, 163, 179, 191, 193, 217, 219, 221, 223, 239, 251, 269, 311, 337, 343, 389, 403, 415, 419, 427, 431, 457, 491, 505, 547, 557, 569, 575, 581, 583, 597, 599, 613, 653, 659, 667, 671, 673, 683, 697, 719, 739, 749, 767, 779, 787, 799, 807, 817]