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.

A211401 a(n) = n-th prime of the form (k concatenated with k concatenated...) n times concatenated with 1.

Table of values

n a(n)
1 11
2 661
3 4441
4 404040401
5 29292929291
6 5353535353531
7 1291291291291291291291
8 81818181818181811
9 8888888888888888881
10 2532532532532532532532532532531
11 2282282282282282282282282282282281
12 1201201201201201201201201201201201201
13 3813813813813813813813813813813813813811

List of values

[11, 661, 4441, 404040401, 29292929291, 5353535353531, 1291291291291291291291, 81818181818181811, 8888888888888888881, 2532532532532532532532532532531, 2282282282282282282282282282282281, 1201201201201201201201201201201201201, 3813813813813813813813813813813813813811]

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

Content is available under The OEIS End-User License Agreement.