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.

A108966 Numbers n such that repunit(n) concatenated with its 10's complement is prime; or numbers n such that (1+7*10^n+100^n)/9 is prime.

Table of values

n a(n)
1 1
2 5
3 16
4 36
5 61
6 149
7 725
8 1104
9 1276
10 1289
11 8575

List of values

[1, 5, 16, 36, 61, 149, 725, 1104, 1276, 1289, 8575]