A174984 - cp's OEIS frontend

A174984 Start with n, iterate the map k -> A167507(k) until we reach 3; a(n) = number of steps required.

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

[4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4, 4, 5, 4, 1, 3, 4, 2, 4, 4, 4]

cp's OEIS Frontend

A174984 Start with n, iterate the map k -> A167507(k) until we reach 3; a(n) = number of steps required.

Table of values

List of values

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

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

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