A222599 - cp's OEIS frontend

A222599 Irregular array of numbers T(n,k) such that the difference between the number of halving and tripling steps in the Collatz (3x+1) iteration is n.

n	a(n)
0	1
1	2
2	4
3	3
4	5
5	8
6	6
7	10
8	16
9	12
10	13
11	20
12	21
13	32
14	7
15	11
16	17
17	24
18	26
19	40
20	42
21	64
22	9
23	14
24	15
25	22
26	23
27	34
28	35
29	48
30	52
31	53
32	80
33	84
34	85
35	128
36	18
37	19
38	28
39	29
40	30
41	44
42	45
43	46
44	68
45	69
46	70
47	75
48	96
49	104
50	106
51	113
52	160
53	168
54	170
55	256
56	25
57	36
58	37
59	38
60	56
61	58
62	60
63	61
64	88

[1, 2, 4, 3, 5, 8, 6, 10, 16, 12, 13, 20, 21, 32, 7, 11, 17, 24, 26, 40, 42, 64, 9, 14, 15, 22, 23, 34, 35, 48, 52, 53, 80, 84, 85, 128, 18, 19, 28, 29, 30, 44, 45, 46, 68, 69, 70, 75, 96, 104, 106, 113, 160, 168, 170, 256, 25, 36, 37, 38, 56, 58, 60, 61, 88]

cp's OEIS Frontend

A222599 Irregular array of numbers T(n,k) such that the difference between the number of halving and tripling steps in the Collatz (3x+1) iteration is n.

Table of values

List of values

n	a(n)
0	1
1	2
2	4
3	3
4	5
5	8
6	6
7	10
8	16
9	12
10	13
11	20
12	21
13	32
14	7
15	11
16	17
17	24
18	26
19	40
20	42
21	64
22	9
23	14
24	15
25	22
26	23
27	34
28	35
29	48
30	52
31	53
32	80
33	84
34	85
35	128
36	18
37	19
38	28
39	29
40	30
41	44
42	45
43	46
44	68
45	69
46	70
47	75
48	96
49	104
50	106
51	113
52	160
53	168
54	170
55	256
56	25
57	36
58	37
59	38
60	56
61	58
62	60
63	61
64	88

n	a(n)
0	1
1	2
2	4
3	3
4	5
5	8
6	6
7	10
8	16
9	12
10	13
11	20
12	21
13	32
14	7
15	11
16	17
17	24
18	26
19	40
20	42
21	64
22	9
23	14
24	15
25	22
26	23
27	34
28	35
29	48
30	52
31	53
32	80
33	84
34	85
35	128
36	18
37	19
38	28
39	29
40	30
41	44
42	45
43	46
44	68
45	69
46	70
47	75
48	96
49	104
50	106
51	113
52	160
53	168
54	170
55	256
56	25
57	36
58	37
59	38
60	56
61	58
62	60
63	61
64	88

n	a(n)
0	1
1	2
2	4
3	3
4	5
5	8
6	6
7	10
8	16
9	12
10	13
11	20
12	21
13	32
14	7
15	11
16	17
17	24
18	26
19	40
20	42
21	64
22	9
23	14
24	15
25	22
26	23
27	34
28	35
29	48
30	52
31	53
32	80
33	84
34	85
35	128
36	18
37	19
38	28
39	29
40	30
41	44
42	45
43	46
44	68
45	69
46	70
47	75
48	96
49	104
50	106
51	113
52	160
53	168
54	170
55	256
56	25
57	36
58	37
59	38
60	56
61	58
62	60
63	61
64	88