A051178 - cp's OEIS frontend

A051178 Numbers k such that k divides the number of divisors of k!.

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	10
7	12
8	16
9	18
10	20
11	24
12	27
13	28
14	30
15	32
16	36
17	40
18	42
19	45
20	48
21	52
22	54
23	56
24	60
25	64
26	66
27	70
28	72
29	76
30	78
31	80
32	82
33	84
34	90
35	96
36	100
37	102
38	105
39	108
40	110
41	112
42	114
43	120
44	125
45	126
46	128
47	130
48	132
49	135
50	136
51	140
52	144
53	150
54	152
55	156
56	160
57	162
58	168

[1, 2, 4, 6, 8, 10, 12, 16, 18, 20, 24, 27, 28, 30, 32, 36, 40, 42, 45, 48, 52, 54, 56, 60, 64, 66, 70, 72, 76, 78, 80, 82, 84, 90, 96, 100, 102, 105, 108, 110, 112, 114, 120, 125, 126, 128, 130, 132, 135, 136, 140, 144, 150, 152, 156, 160, 162, 168]

cp's OEIS Frontend

A051178 Numbers k such that k divides the number of divisors of k!.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	10
7	12
8	16
9	18
10	20
11	24
12	27
13	28
14	30
15	32
16	36
17	40
18	42
19	45
20	48
21	52
22	54
23	56
24	60
25	64
26	66
27	70
28	72
29	76
30	78
31	80
32	82
33	84
34	90
35	96
36	100
37	102
38	105
39	108
40	110
41	112
42	114
43	120
44	125
45	126
46	128
47	130
48	132
49	135
50	136
51	140
52	144
53	150
54	152
55	156
56	160
57	162
58	168

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	10
7	12
8	16
9	18
10	20
11	24
12	27
13	28
14	30
15	32
16	36
17	40
18	42
19	45
20	48
21	52
22	54
23	56
24	60
25	64
26	66
27	70
28	72
29	76
30	78
31	80
32	82
33	84
34	90
35	96
36	100
37	102
38	105
39	108
40	110
41	112
42	114
43	120
44	125
45	126
46	128
47	130
48	132
49	135
50	136
51	140
52	144
53	150
54	152
55	156
56	160
57	162
58	168

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	10
7	12
8	16
9	18
10	20
11	24
12	27
13	28
14	30
15	32
16	36
17	40
18	42
19	45
20	48
21	52
22	54
23	56
24	60
25	64
26	66
27	70
28	72
29	76
30	78
31	80
32	82
33	84
34	90
35	96
36	100
37	102
38	105
39	108
40	110
41	112
42	114
43	120
44	125
45	126
46	128
47	130
48	132
49	135
50	136
51	140
52	144
53	150
54	152
55	156
56	160
57	162
58	168