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.

A291524 Numbers m such that psi(x) = phi(m) has a solution while sigma(y) = phi(m) has none.

Table of values

n a(n)
1 751
2 919
3 1502
4 1838
5 2841
6 3788
7 5682
8 6629
9 8523
10 11251
11 11937
12 13258
13 13669
14 14205
15 15137
16 15152
17 15397
18 15607
19 15916
20 16099
21 17046
22 18940
23 19895
24 22502
25 22728
26 23874
27 27338
28 28410
29 30103
30 30274
31 30304
32 30794
33 31214
34 31832
35 32198
36 36853
37 37880
38 39790
39 43657

List of values

[751, 919, 1502, 1838, 2841, 3788, 5682, 6629, 8523, 11251, 11937, 13258, 13669, 14205, 15137, 15152, 15397, 15607, 15916, 16099, 17046, 18940, 19895, 22502, 22728, 23874, 27338, 28410, 30103, 30274, 30304, 30794, 31214, 31832, 32198, 36853, 37880, 39790, 43657]