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.

A258436 Primes p of form x^2 - phi(x) such that (p-1)/tau(p-1) is also prime.

Table of values

n a(n)
1 157
2 1069
3 61837
4 190573
5 840109
6 1950349
7 2485453
8 20616397
9 38844349
10 57648589
11 133091053
12 144685357
13 188582029
14 222029869
15 276773389
16 346282477
17 399067213
18 472656589
19 827175949
20 929558797
21 1137622957
22 1352220109
23 1369037389

List of values

[157, 1069, 61837, 190573, 840109, 1950349, 2485453, 20616397, 38844349, 57648589, 133091053, 144685357, 188582029, 222029869, 276773389, 346282477, 399067213, 472656589, 827175949, 929558797, 1137622957, 1352220109, 1369037389]

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

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