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.

A252892 Primes p such that sigma(p) = 1 + p is a partition number (sorted increasingly).

Table of values

n a(n)
1 2
2 29
3 41
4 6841
5 37337
6 53173
7 105557
8 124753
9 614153
10 26543659
11 541946239
12 2841940499
13 3519222691
14 30388671977
15 6622987708039
16 3925922161489421
17 1089657644424399781
18 9147679068859117601
19 13196258966925435701
20 505499305314204629557
21 2715220650772245313219

List of values

[2, 29, 41, 6841, 37337, 53173, 105557, 124753, 614153, 26543659, 541946239, 2841940499, 3519222691, 30388671977, 6622987708039, 3925922161489421, 1089657644424399781, 9147679068859117601, 13196258966925435701, 505499305314204629557, 2715220650772245313219]

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

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