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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.

A261818 Minimal nested palindromic primes with seed 1.

Table of values

n a(n)
1 1
2 313
3 93139
4 3931393
5 11393139311
6 1113931393111
7 17111393139311171
8 331711139313931117133
9 3333171113931393111713333
10 133331711139313931117133331
11 1813333171113931393111713333181
12 1951813333171113931393111713333181591

List of values

[1, 313, 93139, 3931393, 11393139311, 1113931393111, 17111393139311171, 331711139313931117133, 3333171113931393111713333, 133331711139313931117133331, 1813333171113931393111713333181, 1951813333171113931393111713333181591]

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

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