A376256 - cp's OEIS frontend

A376256 Numbers which are the minimum of a cycle in the map x -> phi(sigma(x)).

n	a(n)
1	1
2	2
3	4
4	8
5	12
6	16
7	48
8	72
9	128
10	240
11	432
12	576
13	720
14	1200
15	1728
16	1800
17	6912
18	10368
19	15552
20	27648
21	32768
22	41472
23	67392
24	142560
25	184320
26	272160
27	326592
28	712800
29	1140480
30	1190400
31	1658880
32	3345408
33	3571200
34	5702400
35	6220800
36	10222080
37	14859936
38	29719872
39	40255488
40	50319360
41	113218560
42	118879488

[1, 2, 4, 8, 12, 16, 48, 72, 128, 240, 432, 576, 720, 1200, 1728, 1800, 6912, 10368, 15552, 27648, 32768, 41472, 67392, 142560, 184320, 272160, 326592, 712800, 1140480, 1190400, 1658880, 3345408, 3571200, 5702400, 6220800, 10222080, 14859936, 29719872, 40255488, 50319360, 113218560, 118879488]

cp's OEIS Frontend

A376256 Numbers which are the minimum of a cycle in the map x -> phi(sigma(x)).

Table of values

List of values