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.

A181597 (N\{4})-perfect numbers, i.e., numbers m for which sigma(m)-4 = 2m, if 4|m, otherwise sigma(m) = 2m.

Table of values

n a(n)
1 6
2 12
3 88
4 1888
5 32128
6 521728
7 1848964
8 8378368
9 34359083008
10 549753192448

List of values

[6, 12, 88, 1888, 32128, 521728, 1848964, 8378368, 34359083008, 549753192448]