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.

A100804 Smallest prime P such that n*P# -1 and n*P# +1 are twin primes, where P#=primorial P, or 0 if no such prime exists.

Table of values

n a(n)
1 3
2 2
3 2
4 11
5 3
6 2
7 3
8 5
9 2
10 3
11 7
12 3
13 7
14 5
15 2
16 7
17 3
18 3
19 5
20 5
21 2
22 5
23 3
24 11
25 3

List of values

[3, 2, 2, 11, 3, 2, 3, 5, 2, 3, 7, 3, 7, 5, 2, 7, 3, 3, 5, 5, 2, 5, 3, 11, 3]