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.

A302387 a(n) is least number k >= 3 such that (k^(2^n) + (k-2)^(2^n))/2 is prime.

Table of values

n a(n)
0 3
1 3
2 3
3 5
4 3
5 3
6 3
7 179
8 169
9 935
10 663
11 8723
12 1481
13 2035
14 10199
15 18203
16 36395

List of values

[3, 3, 3, 5, 3, 3, 3, 179, 169, 935, 663, 8723, 1481, 2035, 10199, 18203, 36395]