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.

A355958 Positions where primes occur in A104589.

Table of values

n a(n)
1 2
2 3
3 4
4 8
5 12
6 18
7 19
8 35
9 39
10 47
11 53
12 65
13 75
14 81
15 84
16 102
17 109
18 127
19 131
20 261
21 265
22 273
23 283
24 305
25 323
26 329
27 350
28 450
29 456
30 462
31 492
32 522
33 562
34 660
35 664
36 784
37 904
38 922
39 1081
40 1213
41 1258
42 1406
43 1443
44 1467
45 1549
46 1655
47 1772
48 1774
49 1786
50 1810
51 1901
52 1919
53 2024
54 2144
55 2161

List of values

[2, 3, 4, 8, 12, 18, 19, 35, 39, 47, 53, 65, 75, 81, 84, 102, 109, 127, 131, 261, 265, 273, 283, 305, 323, 329, 350, 450, 456, 462, 492, 522, 562, 660, 664, 784, 904, 922, 1081, 1213, 1258, 1406, 1443, 1467, 1549, 1655, 1772, 1774, 1786, 1810, 1901, 1919, 2024, 2144, 2161]

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

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