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.

A216826 Largest prime factor of the n-th primary pseudoperfect number A054377(n).

Table of values

n a(n)
1 2
2 3
3 7
4 43
5 31
6 47059
7 3109
8 1729101023519

List of values

[2, 3, 7, 43, 31, 47059, 3109, 1729101023519]