A196149 - cp's OEIS frontend

A196149 Numbers whose divisors increase by a factor of 3 or less.

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	8
7	9
8	10
9	12
10	15
11	16
12	18
13	20
14	21
15	24
16	27
17	28
18	30
19	32
20	36
21	40
22	42
23	44
24	45
25	48
26	50
27	54
28	56
29	60
30	63
31	64
32	66
33	70
34	72
35	75
36	78
37	80
38	81
39	84
40	88
41	90
42	96
43	99
44	100
45	102
46	104
47	105
48	108
49	110
50	112
51	117
52	120
53	126
54	128
55	130
56	132
57	135
58	136
59	140
60	144
61	147
62	150

[1, 2, 3, 4, 6, 8, 9, 10, 12, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 36, 40, 42, 44, 45, 48, 50, 54, 56, 60, 63, 64, 66, 70, 72, 75, 78, 80, 81, 84, 88, 90, 96, 99, 100, 102, 104, 105, 108, 110, 112, 117, 120, 126, 128, 130, 132, 135, 136, 140, 144, 147, 150]

cp's OEIS Frontend

A196149 Numbers whose divisors increase by a factor of 3 or less.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	8
7	9
8	10
9	12
10	15
11	16
12	18
13	20
14	21
15	24
16	27
17	28
18	30
19	32
20	36
21	40
22	42
23	44
24	45
25	48
26	50
27	54
28	56
29	60
30	63
31	64
32	66
33	70
34	72
35	75
36	78
37	80
38	81
39	84
40	88
41	90
42	96
43	99
44	100
45	102
46	104
47	105
48	108
49	110
50	112
51	117
52	120
53	126
54	128
55	130
56	132
57	135
58	136
59	140
60	144
61	147
62	150

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	8
7	9
8	10
9	12
10	15
11	16
12	18
13	20
14	21
15	24
16	27
17	28
18	30
19	32
20	36
21	40
22	42
23	44
24	45
25	48
26	50
27	54
28	56
29	60
30	63
31	64
32	66
33	70
34	72
35	75
36	78
37	80
38	81
39	84
40	88
41	90
42	96
43	99
44	100
45	102
46	104
47	105
48	108
49	110
50	112
51	117
52	120
53	126
54	128
55	130
56	132
57	135
58	136
59	140
60	144
61	147
62	150

n	a(n)
1	1
2	2
3	3
4	4
5	6
6	8
7	9
8	10
9	12
10	15
11	16
12	18
13	20
14	21
15	24
16	27
17	28
18	30
19	32
20	36
21	40
22	42
23	44
24	45
25	48
26	50
27	54
28	56
29	60
30	63
31	64
32	66
33	70
34	72
35	75
36	78
37	80
38	81
39	84
40	88
41	90
42	96
43	99
44	100
45	102
46	104
47	105
48	108
49	110
50	112
51	117
52	120
53	126
54	128
55	130
56	132
57	135
58	136
59	140
60	144
61	147
62	150