A096993 - cp's OEIS frontend

A096993 Function A062402(x) = sigma(phi(x)) is iterated with initial value=n. a(n) is the length of cycle into which the trajectory merges.

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	2
8	2
9	2
10	2
11	2
12	2
13	1
14	2
15	1
16	1
17	3
18	2
19	3
20	1
21	1
22	2
23	1
24	1
25	1
26	1
27	3
28	1
29	3
30	1
31	3
32	3
33	1
34	3
35	3
36	1
37	2
38	3
39	3
40	3
41	3
42	1
43	2
44	1
45	3
46	1
47	3
48	3
49	2
50	1
51	2
52	3
53	2
54	3
55	3
56	3
57	2
58	3
59	3
60	3
61	2
62	3
63	2
64	2
65	2
66	1
67	2
68	2
69	3
70	3
71	2
72	3
73	2
74	2
75	3
76	2
77	2
78	3
79	2
80	2
81	2
82	3
83	2
84	3
85	2
86	2
87	2
88	3
89	2
90	3
91	2
92	3
93	2
94	3
95	2
96	2
97	2
98	2
99	2
100	3
101	2
102	2
103	2
104	2
105	2

[1, 1, 1, 1, 2, 1, 2, 2, 2, 2, 2, 2, 1, 2, 1, 1, 3, 2, 3, 1, 1, 2, 1, 1, 1, 1, 3, 1, 3, 1, 3, 3, 1, 3, 3, 1, 2, 3, 3, 3, 3, 1, 2, 1, 3, 1, 3, 3, 2, 1, 2, 3, 2, 3, 3, 3, 2, 3, 3, 3, 2, 3, 2, 2, 2, 1, 2, 2, 3, 3, 2, 3, 2, 2, 3, 2, 2, 3, 2, 2, 2, 3, 2, 3, 2, 2, 2, 3, 2, 3, 2, 3, 2, 3, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2]

cp's OEIS Frontend

A096993 Function A062402(x) = sigma(phi(x)) is iterated with initial value=n. a(n) is the length of cycle into which the trajectory merges.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	2
8	2
9	2
10	2
11	2
12	2
13	1
14	2
15	1
16	1
17	3
18	2
19	3
20	1
21	1
22	2
23	1
24	1
25	1
26	1
27	3
28	1
29	3
30	1
31	3
32	3
33	1
34	3
35	3
36	1
37	2
38	3
39	3
40	3
41	3
42	1
43	2
44	1
45	3
46	1
47	3
48	3
49	2
50	1
51	2
52	3
53	2
54	3
55	3
56	3
57	2
58	3
59	3
60	3
61	2
62	3
63	2
64	2
65	2
66	1
67	2
68	2
69	3
70	3
71	2
72	3
73	2
74	2
75	3
76	2
77	2
78	3
79	2
80	2
81	2
82	3
83	2
84	3
85	2
86	2
87	2
88	3
89	2
90	3
91	2
92	3
93	2
94	3
95	2
96	2
97	2
98	2
99	2
100	3
101	2
102	2
103	2
104	2
105	2

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	2
8	2
9	2
10	2
11	2
12	2
13	1
14	2
15	1
16	1
17	3
18	2
19	3
20	1
21	1
22	2
23	1
24	1
25	1
26	1
27	3
28	1
29	3
30	1
31	3
32	3
33	1
34	3
35	3
36	1
37	2
38	3
39	3
40	3
41	3
42	1
43	2
44	1
45	3
46	1
47	3
48	3
49	2
50	1
51	2
52	3
53	2
54	3
55	3
56	3
57	2
58	3
59	3
60	3
61	2
62	3
63	2
64	2
65	2
66	1
67	2
68	2
69	3
70	3
71	2
72	3
73	2
74	2
75	3
76	2
77	2
78	3
79	2
80	2
81	2
82	3
83	2
84	3
85	2
86	2
87	2
88	3
89	2
90	3
91	2
92	3
93	2
94	3
95	2
96	2
97	2
98	2
99	2
100	3
101	2
102	2
103	2
104	2
105	2

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	2
8	2
9	2
10	2
11	2
12	2
13	1
14	2
15	1
16	1
17	3
18	2
19	3
20	1
21	1
22	2
23	1
24	1
25	1
26	1
27	3
28	1
29	3
30	1
31	3
32	3
33	1
34	3
35	3
36	1
37	2
38	3
39	3
40	3
41	3
42	1
43	2
44	1
45	3
46	1
47	3
48	3
49	2
50	1
51	2
52	3
53	2
54	3
55	3
56	3
57	2
58	3
59	3
60	3
61	2
62	3
63	2
64	2
65	2
66	1
67	2
68	2
69	3
70	3
71	2
72	3
73	2
74	2
75	3
76	2
77	2
78	3
79	2
80	2
81	2
82	3
83	2
84	3
85	2
86	2
87	2
88	3
89	2
90	3
91	2
92	3
93	2
94	3
95	2
96	2
97	2
98	2
99	2
100	3
101	2
102	2
103	2
104	2
105	2