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.

A324702 Lexicographically earliest sequence containing 2 and all positive integers > 1 whose prime indices minus 1 already belong to the sequence.

Table of values

n a(n)
1 2
2 5
3 13
4 25
5 43
6 65
7 101
8 125
9 169
10 193
11 215
12 317
13 325
14 505
15 557
16 559
17 625
18 701
19 845
20 965
21 1013
22 1075
23 1181
24 1313
25 1321
26 1585
27 1625
28 1849
29 2111
30 2161
31 2197
32 2509
33 2525
34 2785
35 2795
36 3125
37 3505
38 3617
39 4049
40 4057
41 4121
42 4225
43 4343
44 4639
45 4825
46 5065
47 5297
48 5375

List of values

[2, 5, 13, 25, 43, 65, 101, 125, 169, 193, 215, 317, 325, 505, 557, 559, 625, 701, 845, 965, 1013, 1075, 1181, 1313, 1321, 1585, 1625, 1849, 2111, 2161, 2197, 2509, 2525, 2785, 2795, 3125, 3505, 3617, 4049, 4057, 4121, 4225, 4343, 4639, 4825, 5065, 5297, 5375]

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

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