A232626 - cp's OEIS frontend

A232626 Degree of the algebraic number 2sin(4Pi/n).

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

[1, 1, 2, 1, 4, 2, 6, 1, 6, 4, 10, 2, 12, 6, 8, 2, 16, 6, 18, 4, 12, 10, 22, 1, 20, 12, 18, 6, 28, 8, 30, 4, 20, 16, 24, 6, 36, 18, 24, 2, 40, 12, 42, 10, 24, 22, 46, 4, 42, 20, 32, 12, 52, 18, 40, 3, 36, 28, 58, 8, 60, 30, 36, 8, 48, 20, 66, 16, 44, 24, 70, 3, 72, 36, 40]

cp's OEIS Frontend

A232626 Degree of the algebraic number 2sin(4Pi/n).

Table of values

List of values

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

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

cp's OEIS Frontend

A232626 Degree of the algebraic number 2*sin(4*Pi/n).

Table of values

List of values

A232626 Degree of the algebraic number 2sin(4Pi/n).

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