A210516 - cp's OEIS frontend

A210516 The length-1 of the Collatz (3k+1) sequence for all odd fractions and integers.

n	a(n)
1	0
2	1
3	2
4	7
5	3
6	3
7	2
8	0
9	3
10	6
11	5
12	4
13	15
14	7
15	5
16	8
17	9
18	3
19	11
20	6
21	7
22	16
23	1
24	0
25	8
26	2
27	7
28	4
29	3
30	4
31	16
32	5
33	7
34	25
35	4
36	17
37	19
38	5
39	13
40	12
41	6
42	7
43	17
44	18
45	8
46	6
47	7
48	3
49	0
50	3
51	22
52	4
53	3
54	8
55	31
56	14
57	10
58	6
59	9
60	11
61	26
62	12
63	19
64	21
65	32
66	10
67	9
68	10
69	1
70	31
71	8
72	7
73	18
74	2
75	8
76	16
77	11
78	76

[0, 1, 2, 7, 3, 3, 2, 0, 3, 6, 5, 4, 15, 7, 5, 8, 9, 3, 11, 6, 7, 16, 1, 0, 8, 2, 7, 4, 3, 4, 16, 5, 7, 25, 4, 17, 19, 5, 13, 12, 6, 7, 17, 18, 8, 6, 7, 3, 0, 3, 22, 4, 3, 8, 31, 14, 10, 6, 9, 11, 26, 12, 19, 21, 32, 10, 9, 10, 1, 31, 8, 7, 18, 2, 8, 16, 11, 76]

cp's OEIS Frontend

A210516 The length-1 of the Collatz (3k+1) sequence for all odd fractions and integers.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	7
5	3
6	3
7	2
8	0
9	3
10	6
11	5
12	4
13	15
14	7
15	5
16	8
17	9
18	3
19	11
20	6
21	7
22	16
23	1
24	0
25	8
26	2
27	7
28	4
29	3
30	4
31	16
32	5
33	7
34	25
35	4
36	17
37	19
38	5
39	13
40	12
41	6
42	7
43	17
44	18
45	8
46	6
47	7
48	3
49	0
50	3
51	22
52	4
53	3
54	8
55	31
56	14
57	10
58	6
59	9
60	11
61	26
62	12
63	19
64	21
65	32
66	10
67	9
68	10
69	1
70	31
71	8
72	7
73	18
74	2
75	8
76	16
77	11
78	76

n	a(n)
1	0
2	1
3	2
4	7
5	3
6	3
7	2
8	0
9	3
10	6
11	5
12	4
13	15
14	7
15	5
16	8
17	9
18	3
19	11
20	6
21	7
22	16
23	1
24	0
25	8
26	2
27	7
28	4
29	3
30	4
31	16
32	5
33	7
34	25
35	4
36	17
37	19
38	5
39	13
40	12
41	6
42	7
43	17
44	18
45	8
46	6
47	7
48	3
49	0
50	3
51	22
52	4
53	3
54	8
55	31
56	14
57	10
58	6
59	9
60	11
61	26
62	12
63	19
64	21
65	32
66	10
67	9
68	10
69	1
70	31
71	8
72	7
73	18
74	2
75	8
76	16
77	11
78	76

n	a(n)
1	0
2	1
3	2
4	7
5	3
6	3
7	2
8	0
9	3
10	6
11	5
12	4
13	15
14	7
15	5
16	8
17	9
18	3
19	11
20	6
21	7
22	16
23	1
24	0
25	8
26	2
27	7
28	4
29	3
30	4
31	16
32	5
33	7
34	25
35	4
36	17
37	19
38	5
39	13
40	12
41	6
42	7
43	17
44	18
45	8
46	6
47	7
48	3
49	0
50	3
51	22
52	4
53	3
54	8
55	31
56	14
57	10
58	6
59	9
60	11
61	26
62	12
63	19
64	21
65	32
66	10
67	9
68	10
69	1
70	31
71	8
72	7
73	18
74	2
75	8
76	16
77	11
78	76