A063080 - cp's OEIS frontend

A063080 Numbers k such that k/d(k) is prime, where d(k) is the number of divisors of k.

n	a(n)
1	8
2	9
3	12
4	18
5	24
6	40
7	56
8	60
9	84
10	88
11	104
12	132
13	136
14	152
15	156
16	184
17	204
18	228
19	232
20	248
21	276
22	296
23	328
24	344
25	348
26	372
27	376
28	424
29	444
30	472
31	488
32	492
33	516
34	536
35	564
36	568
37	584
38	632
39	636
40	664
41	708
42	712
43	732
44	776
45	804
46	808
47	824
48	852
49	856
50	872
51	876
52	904
53	948
54	996

[8, 9, 12, 18, 24, 40, 56, 60, 84, 88, 104, 132, 136, 152, 156, 184, 204, 228, 232, 248, 276, 296, 328, 344, 348, 372, 376, 424, 444, 472, 488, 492, 516, 536, 564, 568, 584, 632, 636, 664, 708, 712, 732, 776, 804, 808, 824, 852, 856, 872, 876, 904, 948, 996]

cp's OEIS Frontend

A063080 Numbers k such that k/d(k) is prime, where d(k) is the number of divisors of k.

Table of values

List of values

n	a(n)
1	8
2	9
3	12
4	18
5	24
6	40
7	56
8	60
9	84
10	88
11	104
12	132
13	136
14	152
15	156
16	184
17	204
18	228
19	232
20	248
21	276
22	296
23	328
24	344
25	348
26	372
27	376
28	424
29	444
30	472
31	488
32	492
33	516
34	536
35	564
36	568
37	584
38	632
39	636
40	664
41	708
42	712
43	732
44	776
45	804
46	808
47	824
48	852
49	856
50	872
51	876
52	904
53	948
54	996

n	a(n)
1	8
2	9
3	12
4	18
5	24
6	40
7	56
8	60
9	84
10	88
11	104
12	132
13	136
14	152
15	156
16	184
17	204
18	228
19	232
20	248
21	276
22	296
23	328
24	344
25	348
26	372
27	376
28	424
29	444
30	472
31	488
32	492
33	516
34	536
35	564
36	568
37	584
38	632
39	636
40	664
41	708
42	712
43	732
44	776
45	804
46	808
47	824
48	852
49	856
50	872
51	876
52	904
53	948
54	996

n	a(n)
1	8
2	9
3	12
4	18
5	24
6	40
7	56
8	60
9	84
10	88
11	104
12	132
13	136
14	152
15	156
16	184
17	204
18	228
19	232
20	248
21	276
22	296
23	328
24	344
25	348
26	372
27	376
28	424
29	444
30	472
31	488
32	492
33	516
34	536
35	564
36	568
37	584
38	632
39	636
40	664
41	708
42	712
43	732
44	776
45	804
46	808
47	824
48	852
49	856
50	872
51	876
52	904
53	948
54	996