A224299 - cp's OEIS frontend

A224299 Collatz problem with rational negative numbers: number of steps to reach the end of the cycle starting with 1/(2n+1) where n is negative (the initial term is not counted).

n	a(n)
1	0
2	1
3	4
4	9
5	4
6	8
7	14
8	4
9	17
10	36
11	13
12	7
13	24
14	9
15	36
16	38
17	24
18	23
19	55
20	20
21	28
22	77
23	20
24	25
25	93
26	9
27	100
28	29
29	37
30	38
31	78
32	17
33	36
34	120
35	7
36	60
37	99
38	16
39	54
40	67
41	9
42	106
43	184
44	43
45	74
46	153
47	51
48	16
49	84
50	34
51	10
52	212
53	12
54	170
55	208
56	26
57	60
58	57
59	8
60	57
61	92
62	53
63	85
64	58
65	148
66	52

[0, 1, 4, 9, 4, 8, 14, 4, 17, 36, 13, 7, 24, 9, 36, 38, 24, 23, 55, 20, 28, 77, 20, 25, 93, 9, 100, 29, 37, 38, 78, 17, 36, 120, 7, 60, 99, 16, 54, 67, 9, 106, 184, 43, 74, 153, 51, 16, 84, 34, 10, 212, 12, 170, 208, 26, 60, 57, 8, 57, 92, 53, 85, 58, 148, 52]

cp's OEIS Frontend

A224299 Collatz problem with rational negative numbers: number of steps to reach the end of the cycle starting with 1/(2n+1) where n is negative (the initial term is not counted).

Table of values

List of values

n	a(n)
1	0
2	1
3	4
4	9
5	4
6	8
7	14
8	4
9	17
10	36
11	13
12	7
13	24
14	9
15	36
16	38
17	24
18	23
19	55
20	20
21	28
22	77
23	20
24	25
25	93
26	9
27	100
28	29
29	37
30	38
31	78
32	17
33	36
34	120
35	7
36	60
37	99
38	16
39	54
40	67
41	9
42	106
43	184
44	43
45	74
46	153
47	51
48	16
49	84
50	34
51	10
52	212
53	12
54	170
55	208
56	26
57	60
58	57
59	8
60	57
61	92
62	53
63	85
64	58
65	148
66	52

n	a(n)
1	0
2	1
3	4
4	9
5	4
6	8
7	14
8	4
9	17
10	36
11	13
12	7
13	24
14	9
15	36
16	38
17	24
18	23
19	55
20	20
21	28
22	77
23	20
24	25
25	93
26	9
27	100
28	29
29	37
30	38
31	78
32	17
33	36
34	120
35	7
36	60
37	99
38	16
39	54
40	67
41	9
42	106
43	184
44	43
45	74
46	153
47	51
48	16
49	84
50	34
51	10
52	212
53	12
54	170
55	208
56	26
57	60
58	57
59	8
60	57
61	92
62	53
63	85
64	58
65	148
66	52

n	a(n)
1	0
2	1
3	4
4	9
5	4
6	8
7	14
8	4
9	17
10	36
11	13
12	7
13	24
14	9
15	36
16	38
17	24
18	23
19	55
20	20
21	28
22	77
23	20
24	25
25	93
26	9
27	100
28	29
29	37
30	38
31	78
32	17
33	36
34	120
35	7
36	60
37	99
38	16
39	54
40	67
41	9
42	106
43	184
44	43
45	74
46	153
47	51
48	16
49	84
50	34
51	10
52	212
53	12
54	170
55	208
56	26
57	60
58	57
59	8
60	57
61	92
62	53
63	85
64	58
65	148
66	52