A054584 - cp's OEIS frontend

A054584 Number of subgroups of the group generated by a^n=1, b^3=1 and ab=ba.

n	a(n)
1	2
2	4
3	6
4	6
5	4
6	12
7	4
8	8
9	10
10	8
11	4
12	18
13	4
14	8
15	12
16	10
17	4
18	20
19	4
20	12
21	12
22	8
23	4
24	24
25	6
26	8
27	14
28	12
29	4
30	24
31	4
32	12
33	12
34	8
35	8
36	30
37	4
38	8
39	12
40	16
41	4
42	24
43	4
44	12
45	20
46	8
47	4
48	30
49	6
50	12
51	12
52	12
53	4
54	28
55	8
56	16
57	12
58	8
59	4
60	36
61	4
62	8
63	20
64	14
65	8
66	24
67	4
68	12
69	12
70	16
71	4
72	40
73	4
74	8
75	18
76	12
77	8
78	24
79	4
80	20
81	18
82	8
83	4

[2, 4, 6, 6, 4, 12, 4, 8, 10, 8, 4, 18, 4, 8, 12, 10, 4, 20, 4, 12, 12, 8, 4, 24, 6, 8, 14, 12, 4, 24, 4, 12, 12, 8, 8, 30, 4, 8, 12, 16, 4, 24, 4, 12, 20, 8, 4, 30, 6, 12, 12, 12, 4, 28, 8, 16, 12, 8, 4, 36, 4, 8, 20, 14, 8, 24, 4, 12, 12, 16, 4, 40, 4, 8, 18, 12, 8, 24, 4, 20, 18, 8, 4]

cp's OEIS Frontend

A054584 Number of subgroups of the group generated by a^n=1, b^3=1 and ab=ba.

Table of values

List of values

n	a(n)
1	2
2	4
3	6
4	6
5	4
6	12
7	4
8	8
9	10
10	8
11	4
12	18
13	4
14	8
15	12
16	10
17	4
18	20
19	4
20	12
21	12
22	8
23	4
24	24
25	6
26	8
27	14
28	12
29	4
30	24
31	4
32	12
33	12
34	8
35	8
36	30
37	4
38	8
39	12
40	16
41	4
42	24
43	4
44	12
45	20
46	8
47	4
48	30
49	6
50	12
51	12
52	12
53	4
54	28
55	8
56	16
57	12
58	8
59	4
60	36
61	4
62	8
63	20
64	14
65	8
66	24
67	4
68	12
69	12
70	16
71	4
72	40
73	4
74	8
75	18
76	12
77	8
78	24
79	4
80	20
81	18
82	8
83	4

n	a(n)
1	2
2	4
3	6
4	6
5	4
6	12
7	4
8	8
9	10
10	8
11	4
12	18
13	4
14	8
15	12
16	10
17	4
18	20
19	4
20	12
21	12
22	8
23	4
24	24
25	6
26	8
27	14
28	12
29	4
30	24
31	4
32	12
33	12
34	8
35	8
36	30
37	4
38	8
39	12
40	16
41	4
42	24
43	4
44	12
45	20
46	8
47	4
48	30
49	6
50	12
51	12
52	12
53	4
54	28
55	8
56	16
57	12
58	8
59	4
60	36
61	4
62	8
63	20
64	14
65	8
66	24
67	4
68	12
69	12
70	16
71	4
72	40
73	4
74	8
75	18
76	12
77	8
78	24
79	4
80	20
81	18
82	8
83	4

n	a(n)
1	2
2	4
3	6
4	6
5	4
6	12
7	4
8	8
9	10
10	8
11	4
12	18
13	4
14	8
15	12
16	10
17	4
18	20
19	4
20	12
21	12
22	8
23	4
24	24
25	6
26	8
27	14
28	12
29	4
30	24
31	4
32	12
33	12
34	8
35	8
36	30
37	4
38	8
39	12
40	16
41	4
42	24
43	4
44	12
45	20
46	8
47	4
48	30
49	6
50	12
51	12
52	12
53	4
54	28
55	8
56	16
57	12
58	8
59	4
60	36
61	4
62	8
63	20
64	14
65	8
66	24
67	4
68	12
69	12
70	16
71	4
72	40
73	4
74	8
75	18
76	12
77	8
78	24
79	4
80	20
81	18
82	8
83	4