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.

A379346 Number of integers of the form k^2 + 1 whose greatest prime factor is A002313(n), the n-th prime not congruent to 3 mod 4.

Table of values

n a(n)
1 1
2 3
3 5
4 6
5 7
6 10
7 9
8 16
9 17
10 20
11 26
12 36
13 36
14 40
15 46
16 47
17 56
18 67
19 73
20 86
21 97
22 107

List of values

[1, 3, 5, 6, 7, 10, 9, 16, 17, 20, 26, 36, 36, 40, 46, 47, 56, 67, 73, 86, 97, 107]