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.

A115941 a(n) is the least prime whose representation contains a palindromic substring of length n.

Table of values

n a(n)
1 2
2 11
3 101
4 11113
5 10301
6 1011013
7 1003001
8 100110013
9 100030001
10 10000000019
11 10000500001
12 1000011000017
13 1000008000001
14 100000440000011
15 100000323000001
16 10000001100000011
17 10000000500000001
18 1000000011000000019
19 1000000008000000001
20 100000000660000000013

List of values

[2, 11, 101, 11113, 10301, 1011013, 1003001, 100110013, 100030001, 10000000019, 10000500001, 1000011000017, 1000008000001, 100000440000011, 100000323000001, 10000001100000011, 10000000500000001, 1000000011000000019, 1000000008000000001, 100000000660000000013]

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

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