A059269 - cp's OEIS frontend

A059269 Numbers m for which the number of divisors, tau(m), is divisible by 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	144
37	147
38	148
39	150
40	153
41	156
42	160
43	164
44	169
45	171
46	172
47	175
48	180
49	188
50	196
51	198
52	200
53	204
54	207
55	212
56	220
57	224
58	225
59	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, 144, 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

A059269 Numbers m for which the number of divisors, tau(m), is divisible by 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	144
37	147
38	148
39	150
40	153
41	156
42	160
43	164
44	169
45	171
46	172
47	175
48	180
49	188
50	196
51	198
52	200
53	204
54	207
55	212
56	220
57	224
58	225
59	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	144
37	147
38	148
39	150
40	153
41	156
42	160
43	164
44	169
45	171
46	172
47	175
48	180
49	188
50	196
51	198
52	200
53	204
54	207
55	212
56	220
57	224
58	225
59	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	144
37	147
38	148
39	150
40	153
41	156
42	160
43	164
44	169
45	171
46	172
47	175
48	180
49	188
50	196
51	198
52	200
53	204
54	207
55	212
56	220
57	224
58	225
59	228