A235384 - cp's OEIS frontend

A235384 Number of involutions in the group Aff(Z/nZ).

n	a(n)
2	2
3	4
4	6
5	6
6	8
7	8
8	16
9	10
10	12
11	12
12	24
13	14
14	16
15	24
16	28
17	18
18	20
19	20
20	36
21	32
22	24
23	24
24	64
25	26
26	28
27	28
28	48
29	30
30	48
31	32
32	52
33	48
34	36
35	48
36	60
37	38
38	40
39	56
40	96
41	42
42	64
43	44
44	72
45	60
46	48
47	48
48	112
49	50
50	52
51	72
52	84
53	54
54	56
55	72
56	128
57	80
58	60
59	60
60	144
61	62
62	64
63	80
64	100
65	84

[2, 4, 6, 6, 8, 8, 16, 10, 12, 12, 24, 14, 16, 24, 28, 18, 20, 20, 36, 32, 24, 24, 64, 26, 28, 28, 48, 30, 48, 32, 52, 48, 36, 48, 60, 38, 40, 56, 96, 42, 64, 44, 72, 60, 48, 48, 112, 50, 52, 72, 84, 54, 56, 72, 128, 80, 60, 60, 144, 62, 64, 80, 100, 84]

cp's OEIS Frontend

A235384 Number of involutions in the group Aff(Z/nZ).

Table of values

List of values

n	a(n)
2	2
3	4
4	6
5	6
6	8
7	8
8	16
9	10
10	12
11	12
12	24
13	14
14	16
15	24
16	28
17	18
18	20
19	20
20	36
21	32
22	24
23	24
24	64
25	26
26	28
27	28
28	48
29	30
30	48
31	32
32	52
33	48
34	36
35	48
36	60
37	38
38	40
39	56
40	96
41	42
42	64
43	44
44	72
45	60
46	48
47	48
48	112
49	50
50	52
51	72
52	84
53	54
54	56
55	72
56	128
57	80
58	60
59	60
60	144
61	62
62	64
63	80
64	100
65	84

n	a(n)
2	2
3	4
4	6
5	6
6	8
7	8
8	16
9	10
10	12
11	12
12	24
13	14
14	16
15	24
16	28
17	18
18	20
19	20
20	36
21	32
22	24
23	24
24	64
25	26
26	28
27	28
28	48
29	30
30	48
31	32
32	52
33	48
34	36
35	48
36	60
37	38
38	40
39	56
40	96
41	42
42	64
43	44
44	72
45	60
46	48
47	48
48	112
49	50
50	52
51	72
52	84
53	54
54	56
55	72
56	128
57	80
58	60
59	60
60	144
61	62
62	64
63	80
64	100
65	84

n	a(n)
2	2
3	4
4	6
5	6
6	8
7	8
8	16
9	10
10	12
11	12
12	24
13	14
14	16
15	24
16	28
17	18
18	20
19	20
20	36
21	32
22	24
23	24
24	64
25	26
26	28
27	28
28	48
29	30
30	48
31	32
32	52
33	48
34	36
35	48
36	60
37	38
38	40
39	56
40	96
41	42
42	64
43	44
44	72
45	60
46	48
47	48
48	112
49	50
50	52
51	72
52	84
53	54
54	56
55	72
56	128
57	80
58	60
59	60
60	144
61	62
62	64
63	80
64	100
65	84