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.

A153078 Number of values of m such that sigma(m) = A002110(n) where A002110(n) is the product of the first n primes.

Table of values

n a(n)
1 0
2 1
3 1
4 2
5 2
6 5
7 2
8 4
9 5
10 3
11 7
12 5
13 10
14 2
15 8
16 4
17 5
18 6
19 11
20 32
21 42
22 68
23 24
24 87

List of values

[0, 1, 1, 2, 2, 5, 2, 4, 5, 3, 7, 5, 10, 2, 8, 4, 5, 6, 11, 32, 42, 68, 24, 87]