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.

A260874 Smallest prime of the form p//r//p//r//p//r// ...., where p = prime(n), r = A004086(p) and // denotes concatenation.

Table of values

n a(n)
6 1331133113
7 17711771177117711771177117711771177117711771177117711771177117711771177117
8 19911991199119
9 23322332233223322332233223322332233223322332233223322332233223322332233223322332233223322332233223322332233223322332233223
10 2992299229
11 31133113311331

List of values

[1331133113, 17711771177117711771177117711771177117711771177117711771177117711771177117, 19911991199119, 23322332233223322332233223322332233223322332233223322332233223322332233223322332233223322332233223322332233223322332233223, 2992299229, 31133113311331]

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

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