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.

A105581 Primes whose indices are palindromic.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 11
6 13
7 17
8 19
9 23
10 31
11 79
12 137
13 193
14 257
15 317
16 389
17 457
18 523
19 547
20 607
21 661
22 739
23 811
24 877
25 947
26 1019
27 1087
28 1153
29 1231
30 1301
31 1399
32 1459
33 1531
34 1601
35 1667
36 1747
37 1831
38 1907
39 1999
40 2081
41 2141
42 2239
43 2309
44 2381
45 2447
46 2549
47 2647
48 2699
49 2777
50 2851

List of values

[2, 3, 5, 7, 11, 13, 17, 19, 23, 31, 79, 137, 193, 257, 317, 389, 457, 523, 547, 607, 661, 739, 811, 877, 947, 1019, 1087, 1153, 1231, 1301, 1399, 1459, 1531, 1601, 1667, 1747, 1831, 1907, 1999, 2081, 2141, 2239, 2309, 2381, 2447, 2549, 2647, 2699, 2777, 2851]