A056957 - cp's OEIS frontend

A056957 In repeated iterations of function m->m/2 if m even, m->3m-1 if m odd, a(n) is minimum value achieved if starting from n.

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

[1, 1, 1, 1, 5, 1, 5, 1, 5, 5, 1, 1, 5, 5, 1, 1, 17, 5, 5, 5, 17, 1, 17, 1, 17, 5, 5, 5, 1, 1, 17, 1, 17, 17, 5, 5, 17, 5, 1, 5, 17, 17, 1, 1, 17, 17, 5, 1, 17, 17, 5, 5, 1, 5, 17, 5, 1, 1, 1, 1, 17, 17, 5, 1, 1, 17, 17, 17, 1, 5, 1, 5, 17, 17, 5, 5, 1, 1, 1, 5, 5, 17, 17, 17, 1, 1, 1, 1, 5, 17]

cp's OEIS Frontend

A056957 In repeated iterations of function m->m/2 if m even, m->3m-1 if m odd, a(n) is minimum value achieved if starting from n.

Table of values

List of values

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

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

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