A207674 - cp's OEIS frontend

A207674 Numbers such that all divisors occur in their Collatz trajectories.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	10
10	11
11	12
12	13
13	14
14	16
15	17
16	19
17	20
18	22
19	23
20	24
21	25
22	26
23	28
24	29
25	31
26	32
27	34
28	37
29	38
30	40
31	41
32	43
33	44
34	46
35	47
36	48
37	49
38	50
39	52
40	53
41	56
42	58
43	59
44	61
45	62
46	64
47	65
48	67
49	68
50	71
51	73
52	74
53	76
54	79
55	80
56	82
57	83
58	86
59	88
60	89
61	92
62	94
63	97
64	98
65	100
66	101

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 16, 17, 19, 20, 22, 23, 24, 25, 26, 28, 29, 31, 32, 34, 37, 38, 40, 41, 43, 44, 46, 47, 48, 49, 50, 52, 53, 56, 58, 59, 61, 62, 64, 65, 67, 68, 71, 73, 74, 76, 79, 80, 82, 83, 86, 88, 89, 92, 94, 97, 98, 100, 101]

cp's OEIS Frontend

A207674 Numbers such that all divisors occur in their Collatz trajectories.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	10
10	11
11	12
12	13
13	14
14	16
15	17
16	19
17	20
18	22
19	23
20	24
21	25
22	26
23	28
24	29
25	31
26	32
27	34
28	37
29	38
30	40
31	41
32	43
33	44
34	46
35	47
36	48
37	49
38	50
39	52
40	53
41	56
42	58
43	59
44	61
45	62
46	64
47	65
48	67
49	68
50	71
51	73
52	74
53	76
54	79
55	80
56	82
57	83
58	86
59	88
60	89
61	92
62	94
63	97
64	98
65	100
66	101

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	10
10	11
11	12
12	13
13	14
14	16
15	17
16	19
17	20
18	22
19	23
20	24
21	25
22	26
23	28
24	29
25	31
26	32
27	34
28	37
29	38
30	40
31	41
32	43
33	44
34	46
35	47
36	48
37	49
38	50
39	52
40	53
41	56
42	58
43	59
44	61
45	62
46	64
47	65
48	67
49	68
50	71
51	73
52	74
53	76
54	79
55	80
56	82
57	83
58	86
59	88
60	89
61	92
62	94
63	97
64	98
65	100
66	101

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	7
8	8
9	10
10	11
11	12
12	13
13	14
14	16
15	17
16	19
17	20
18	22
19	23
20	24
21	25
22	26
23	28
24	29
25	31
26	32
27	34
28	37
29	38
30	40
31	41
32	43
33	44
34	46
35	47
36	48
37	49
38	50
39	52
40	53
41	56
42	58
43	59
44	61
45	62
46	64
47	65
48	67
49	68
50	71
51	73
52	74
53	76
54	79
55	80
56	82
57	83
58	86
59	88
60	89
61	92
62	94
63	97
64	98
65	100
66	101