A307407 - cp's OEIS frontend

A307407 Irregular table read by rows: rows list terms that map to the nodes in the graph of the "3x+1" (or Collatz) problem.

n	a(n)
1	16
2	4
3	5
4	1
5	10
6	2
7	3
8	40
9	12
10	13
11	64
12	20
13	21
14	88
15	28
16	29
17	9
18	58
19	112
20	36
21	37
22	136
23	44
24	45
25	160
26	52
27	53
28	17
29	106
30	34
31	35
32	11
33	70
34	22
35	23
36	7
37	46
38	14
39	15
40	184
41	60
42	61
43	208
44	68
45	69
46	232
47	76
48	77
49	25
50	154
51	50
52	51
53	256
54	84
55	85
56	280
57	92
58	93

[16, 4, 5, 1, 10, 2, 3, 40, 12, 13, 64, 20, 21, 88, 28, 29, 9, 58, 112, 36, 37, 136, 44, 45, 160, 52, 53, 17, 106, 34, 35, 11, 70, 22, 23, 7, 46, 14, 15, 184, 60, 61, 208, 68, 69, 232, 76, 77, 25, 154, 50, 51, 256, 84, 85, 280, 92, 93]

cp's OEIS Frontend

A307407 Irregular table read by rows: rows list terms that map to the nodes in the graph of the "3x+1" (or Collatz) problem.

Table of values

List of values

n	a(n)
1	16
2	4
3	5
4	1
5	10
6	2
7	3
8	40
9	12
10	13
11	64
12	20
13	21
14	88
15	28
16	29
17	9
18	58
19	112
20	36
21	37
22	136
23	44
24	45
25	160
26	52
27	53
28	17
29	106
30	34
31	35
32	11
33	70
34	22
35	23
36	7
37	46
38	14
39	15
40	184
41	60
42	61
43	208
44	68
45	69
46	232
47	76
48	77
49	25
50	154
51	50
52	51
53	256
54	84
55	85
56	280
57	92
58	93

n	a(n)
1	16
2	4
3	5
4	1
5	10
6	2
7	3
8	40
9	12
10	13
11	64
12	20
13	21
14	88
15	28
16	29
17	9
18	58
19	112
20	36
21	37
22	136
23	44
24	45
25	160
26	52
27	53
28	17
29	106
30	34
31	35
32	11
33	70
34	22
35	23
36	7
37	46
38	14
39	15
40	184
41	60
42	61
43	208
44	68
45	69
46	232
47	76
48	77
49	25
50	154
51	50
52	51
53	256
54	84
55	85
56	280
57	92
58	93

n	a(n)
1	16
2	4
3	5
4	1
5	10
6	2
7	3
8	40
9	12
10	13
11	64
12	20
13	21
14	88
15	28
16	29
17	9
18	58
19	112
20	36
21	37
22	136
23	44
24	45
25	160
26	52
27	53
28	17
29	106
30	34
31	35
32	11
33	70
34	22
35	23
36	7
37	46
38	14
39	15
40	184
41	60
42	61
43	208
44	68
45	69
46	232
47	76
48	77
49	25
50	154
51	50
52	51
53	256
54	84
55	85
56	280
57	92
58	93