A378375 - cp's OEIS frontend

A378375 Number of ways to go from n to 1 by the minimum number of steps of x -> 3x-1 if x odd, x -> 3x-1 or x/2 if x even.

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

[1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 2, 2, 1, 1, 22, 2, 2, 2, 3, 1, 1, 1, 15, 1, 2, 2, 1, 1, 3, 1, 15, 34, 2, 4, 8, 2, 1, 2, 2, 7, 1, 1, 2, 2, 3, 1, 11, 22, 2, 2, 1, 2, 8, 2, 5, 1, 1, 1, 1, 3, 4, 1, 10, 30, 2, 1, 1, 2, 1, 4, 6, 15, 2, 2, 1, 1, 1, 2, 1, 3, 6, 11]

cp's OEIS Frontend

A378375 Number of ways to go from n to 1 by the minimum number of steps of x -> 3x-1 if x odd, x -> 3x-1 or x/2 if x even.

Table of values

List of values

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

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

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