A336715 - cp's OEIS frontend

A336715 Numbers m that divide the product phi(m) * tau(m), where tau is the number of divisors function (A000005) and phi is the Euler totient function (A000010).

n	a(n)
1	1
2	2
3	8
4	9
5	12
6	18
7	32
8	36
9	72
10	80
11	96
12	108
13	128
14	144
15	243
16	288
17	324
18	400
19	448
20	486
21	512
22	576
23	625
24	720
25	768
26	864
27	972
28	1152
29	1200
30	1250
31	1344
32	1620
33	1944
34	2000
35	2025
36	2048
37	2304
38	2500
39	2560
40	2592
41	2916
42	3136
43	3600
44	3888
45	4032
46	4050
47	4608
48	5000
49	5103
50	5625
51	6144
52	6561
53	6912

[1, 2, 8, 9, 12, 18, 32, 36, 72, 80, 96, 108, 128, 144, 243, 288, 324, 400, 448, 486, 512, 576, 625, 720, 768, 864, 972, 1152, 1200, 1250, 1344, 1620, 1944, 2000, 2025, 2048, 2304, 2500, 2560, 2592, 2916, 3136, 3600, 3888, 4032, 4050, 4608, 5000, 5103, 5625, 6144, 6561, 6912]

cp's OEIS Frontend

A336715 Numbers m that divide the product phi(m) * tau(m), where tau is the number of divisors function (A000005) and phi is the Euler totient function (A000010).

Table of values

List of values