A291782 - cp's OEIS frontend

A291782 Let f_k(n) be the result of applying phi (the Euler totient function A000010) k times to n; a(n) = n*Product_{k=1..oo} f_k(n).

n	a(n)
1	1
2	2
3	6
4	8
5	40
6	12
7	84
8	64
9	108
10	80
11	880
12	96
13	1248
14	168
15	960
16	1024
17	17408
18	216
19	4104
20	1280
21	2016
22	1760
23	40480
24	1536
25	32000
26	2496
27	5832
28	2688
29	77952
30	1920
31	59520
32	32768
33	42240
34	34816
35	53760
36	3456
37	127872
38	8208
39	59904
40	40960
41	1679360
42	4032
43	173376
44	56320

[1, 2, 6, 8, 40, 12, 84, 64, 108, 80, 880, 96, 1248, 168, 960, 1024, 17408, 216, 4104, 1280, 2016, 1760, 40480, 1536, 32000, 2496, 5832, 2688, 77952, 1920, 59520, 32768, 42240, 34816, 53760, 3456, 127872, 8208, 59904, 40960, 1679360, 4032, 173376, 56320]

cp's OEIS Frontend

A291782 Let f_k(n) be the result of applying phi (the Euler totient function A000010) k times to n; a(n) = n*Product_{k=1..oo} f_k(n).

Table of values

List of values