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.

A152033 a(n) is the least n-digit prime p whose reversal is a prime q < p.

Table of values

n a(n)
2 31
3 311
4 1201
5 11701
6 106501
7 1020101
8 10021001
9 100440001
10 1000200001
11 10003810001
12 100011400001
13 1000039200001
14 10000084000001
15 100000381000001
16 1000001790000001
17 10000004700000001
18 100000033900000001
19 1000000101700000001
20 10000000484400000001
21 100000001019000000001

List of values

[31, 311, 1201, 11701, 106501, 1020101, 10021001, 100440001, 1000200001, 10003810001, 100011400001, 1000039200001, 10000084000001, 100000381000001, 1000001790000001, 10000004700000001, 100000033900000001, 1000000101700000001, 10000000484400000001, 100000001019000000001]

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

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