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.

A093034 Primes of the form 1 + multiple perfect number.

Table of values

n a(n)
1 2
2 7
3 29
4 673
5 30241
6 523777
7 2178541
8 23569921
9 33550337
10 66433720321
11 137438691329
12 30823866178561
13 796928461056001
14 1802582780370364661761
15 9186050031556349952001
16 2827987212986831882236723201
17 630532357710420079508428362350593
18 1928622300236318049928258133164033

List of values

[2, 7, 29, 673, 30241, 523777, 2178541, 23569921, 33550337, 66433720321, 137438691329, 30823866178561, 796928461056001, 1802582780370364661761, 9186050031556349952001, 2827987212986831882236723201, 630532357710420079508428362350593, 1928622300236318049928258133164033]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.