A303435 - cp's OEIS frontend

A303435 Numbers n such that uphi(n) (the unitary totient function A047994) is a power of the number of unitary divisors of n (A034444).

n	a(n)
1	1
2	2
3	3
4	5
5	9
6	10
7	17
8	30
9	34
10	85
11	170
12	257
13	514
14	765
15	1285
16	1542
17	4369
18	8738
19	39321
20	65537
21	131070
22	131074
23	327685
24	655370
25	1114129
26	2949165
27	3342387
28	16843009
29	33686018
30	100271610
31	151587081
32	572662306
33	2863311530

[1, 2, 3, 5, 9, 10, 17, 30, 34, 85, 170, 257, 514, 765, 1285, 1542, 4369, 8738, 39321, 65537, 131070, 131074, 327685, 655370, 1114129, 2949165, 3342387, 16843009, 33686018, 100271610, 151587081, 572662306, 2863311530]

cp's OEIS Frontend

A303435 Numbers n such that uphi(n) (the unitary totient function A047994) is a power of the number of unitary divisors of n (A034444).

Table of values

List of values