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.

A383649 Numbers k such that A206369(k) is prime.

Table of values

n a(n)
1 3
2 4
3 6
4 8
5 9
6 16
7 18
8 49
9 64
10 81
11 98
12 162
13 169
14 338
15 625
16 729
17 1024
18 1250
19 1458
20 4096
21 4489
22 6241
23 8978
24 12482
25 14641
26 19321
27 22801
28 26569
29 29282
30 37249
31 38642
32 45602
33 53138
34 65536
35 74498
36 113569
37 121801
38 143641
39 208849
40 227138
41 243602
42 262144
43 287282
44 292681
45 375769
46 413449
47 417698

List of values

[3, 4, 6, 8, 9, 16, 18, 49, 64, 81, 98, 162, 169, 338, 625, 729, 1024, 1250, 1458, 4096, 4489, 6241, 8978, 12482, 14641, 19321, 22801, 26569, 29282, 37249, 38642, 45602, 53138, 65536, 74498, 113569, 121801, 143641, 208849, 227138, 243602, 262144, 287282, 292681, 375769, 413449, 417698]

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

Content is available under The OEIS End-User License Agreement.