A368538 - cp's OEIS frontend

A368538 Integers k such that there exists a group of order k with exactly k subgroups.

n	a(n)
1	1
2	2
3	6
4	8
5	28
6	36
7	40
8	48
9	54
10	72
11	96
12	100
13	104
14	128
15	132
16	144
17	160
18	176
19	180
20	192
21	216
22	240
23	252
24	260
25	288
26	324
27	336
28	368
29	384
30	416
31	456
32	480
33	496
34	560
35	576
36	588
37	624
38	640
39	672
40	704
41	720

[1, 2, 6, 8, 28, 36, 40, 48, 54, 72, 96, 100, 104, 128, 132, 144, 160, 176, 180, 192, 216, 240, 252, 260, 288, 324, 336, 368, 384, 416, 456, 480, 496, 560, 576, 588, 624, 640, 672, 704, 720]

cp's OEIS Frontend

A368538 Integers k such that there exists a group of order k with exactly k subgroups.

Table of values

List of values

n	a(n)
1	1
2	2
3	6
4	8
5	28
6	36
7	40
8	48
9	54
10	72
11	96
12	100
13	104
14	128
15	132
16	144
17	160
18	176
19	180
20	192
21	216
22	240
23	252
24	260
25	288
26	324
27	336
28	368
29	384
30	416
31	456
32	480
33	496
34	560
35	576
36	588
37	624
38	640
39	672
40	704
41	720

n	a(n)
1	1
2	2
3	6
4	8
5	28
6	36
7	40
8	48
9	54
10	72
11	96
12	100
13	104
14	128
15	132
16	144
17	160
18	176
19	180
20	192
21	216
22	240
23	252
24	260
25	288
26	324
27	336
28	368
29	384
30	416
31	456
32	480
33	496
34	560
35	576
36	588
37	624
38	640
39	672
40	704
41	720

n	a(n)
1	1
2	2
3	6
4	8
5	28
6	36
7	40
8	48
9	54
10	72
11	96
12	100
13	104
14	128
15	132
16	144
17	160
18	176
19	180
20	192
21	216
22	240
23	252
24	260
25	288
26	324
27	336
28	368
29	384
30	416
31	456
32	480
33	496
34	560
35	576
36	588
37	624
38	640
39	672
40	704
41	720