A369209 - cp's OEIS frontend

A369209 Numbers whose number of divisors has the largest prime factor 3.

n	a(n)
1	4
2	9
3	12
4	18
5	20
6	25
7	28
8	32
9	36
10	44
11	45
12	49
13	50
14	52
15	60
16	63
17	68
18	72
19	75
20	76
21	84
22	90
23	92
24	96
25	98
26	99
27	100
28	108
29	116
30	117
31	121
32	124
33	126
34	132
35	140
36	147
37	148
38	150
39	153
40	156
41	160
42	164
43	169
44	171
45	172
46	175
47	180
48	188
49	196
50	198
51	200
52	204
53	207
54	212
55	220
56	224
57	225
58	228

[4, 9, 12, 18, 20, 25, 28, 32, 36, 44, 45, 49, 50, 52, 60, 63, 68, 72, 75, 76, 84, 90, 92, 96, 98, 99, 100, 108, 116, 117, 121, 124, 126, 132, 140, 147, 148, 150, 153, 156, 160, 164, 169, 171, 172, 175, 180, 188, 196, 198, 200, 204, 207, 212, 220, 224, 225, 228]

cp's OEIS Frontend

A369209 Numbers whose number of divisors has the largest prime factor 3.

Table of values

List of values

n	a(n)
1	4
2	9
3	12
4	18
5	20
6	25
7	28
8	32
9	36
10	44
11	45
12	49
13	50
14	52
15	60
16	63
17	68
18	72
19	75
20	76
21	84
22	90
23	92
24	96
25	98
26	99
27	100
28	108
29	116
30	117
31	121
32	124
33	126
34	132
35	140
36	147
37	148
38	150
39	153
40	156
41	160
42	164
43	169
44	171
45	172
46	175
47	180
48	188
49	196
50	198
51	200
52	204
53	207
54	212
55	220
56	224
57	225
58	228

n	a(n)
1	4
2	9
3	12
4	18
5	20
6	25
7	28
8	32
9	36
10	44
11	45
12	49
13	50
14	52
15	60
16	63
17	68
18	72
19	75
20	76
21	84
22	90
23	92
24	96
25	98
26	99
27	100
28	108
29	116
30	117
31	121
32	124
33	126
34	132
35	140
36	147
37	148
38	150
39	153
40	156
41	160
42	164
43	169
44	171
45	172
46	175
47	180
48	188
49	196
50	198
51	200
52	204
53	207
54	212
55	220
56	224
57	225
58	228

n	a(n)
1	4
2	9
3	12
4	18
5	20
6	25
7	28
8	32
9	36
10	44
11	45
12	49
13	50
14	52
15	60
16	63
17	68
18	72
19	75
20	76
21	84
22	90
23	92
24	96
25	98
26	99
27	100
28	108
29	116
30	117
31	121
32	124
33	126
34	132
35	140
36	147
37	148
38	150
39	153
40	156
41	160
42	164
43	169
44	171
45	172
46	175
47	180
48	188
49	196
50	198
51	200
52	204
53	207
54	212
55	220
56	224
57	225
58	228