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.

A297422 Numbers k such that 4*10^(2k) + 2*(10^k) + 1 is prime.

Table of values

n a(n)
1 0
2 1
3 3
4 5
5 10
6 196
7 251
8 310
9 415
10 1107
11 2422

List of values

[0, 1, 3, 5, 10, 196, 251, 310, 415, 1107, 2422]