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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.

A331806 a(n) is the least prime p > n which is palindromic in base n.

Table of values

n a(n)
2 3
3 13
4 5
5 31
6 7
7 71
8 73
9 109
10 11
11 199
12 13
13 313
14 197
15 241
16 17
17 307
18 19
19 419
20 401
21 463
22 23
23 599
24 577
25 701
26 677
27 757
28 29
29 929
30 31
31 1117
32 1153
33 1123
34 1259
35 1471
36 37
37 1481
38 1483
39 1873
40 41
41 1723
42 43
43 1979
44 2069
45 2161
46 47
47 2351
48 2593
49 2549
50 2551
51 2857
52 53
53 2969
54 2917
55 3191
56 3137

List of values

[3, 13, 5, 31, 7, 71, 73, 109, 11, 199, 13, 313, 197, 241, 17, 307, 19, 419, 401, 463, 23, 599, 577, 701, 677, 757, 29, 929, 31, 1117, 1153, 1123, 1259, 1471, 37, 1481, 1483, 1873, 41, 1723, 43, 1979, 2069, 2161, 47, 2351, 2593, 2549, 2551, 2857, 53, 2969, 2917, 3191, 3137]

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

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