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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.

A199328 Palindromic primes in the sense of A007500 with digits '0', '1' and '8' only.

Table of values

n a(n)
1 11
2 101
3 181
4 1181
5 1811
6 18181
7 108881
8 110881
9 118081
10 180181
11 180811
12 181081
13 188011
14 188801
15 1008001
16 1088081
17 1110881
18 1180811
19 1181881
20 1808801
21 1880111
22 1880881
23 1881811
24 1881881
25 10001081
26 10001801
27 10011101
28 10080011
29 10101181
30 10111001
31 10111081
32 10180801
33 10188811
34 10808101
35 10810001

List of values

[11, 101, 181, 1181, 1811, 18181, 108881, 110881, 118081, 180181, 180811, 181081, 188011, 188801, 1008001, 1088081, 1110881, 1180811, 1181881, 1808801, 1880111, 1880881, 1881811, 1881881, 10001081, 10001801, 10011101, 10080011, 10101181, 10111001, 10111081, 10180801, 10188811, 10808101, 10810001]

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

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