A348720 - cp's OEIS frontend

A348720 Decimal expansion of 4cos(2Pi/13)cos(3Pi/13).

n	a(n)
1	2
2	6
3	5
4	1
5	0
6	9
7	3
8	4
9	0
10	8
11	9
12	3
13	7
14	1
15	7
16	5
17	3
18	0
19	6
20	2
21	5
22	3
23	2
24	4
25	0
26	3
27	3
28	7
29	7
30	8
31	7
32	6
33	1
34	5
35	4
36	0
37	3
38	1
39	3
40	2
41	4
42	4
43	1
44	0
45	7
46	5
47	7
48	0
49	5
50	5
51	9
52	6
53	6
54	8
55	4
56	0
57	1
58	8
59	7
60	6
61	7
62	7
63	9
64	0
65	3
66	2
67	7
68	6
69	0
70	4
71	2
72	1
73	7
74	4
75	7
76	5
77	0
78	8
79	4
80	2
81	5
82	0
83	5
84	6
85	2
86	1
87	0
88	8
89	9
90	6
91	3
92	9
93	2
94	4
95	0
96	9
97	8
98	3
99	3
100	9

[2, 6, 5, 1, 0, 9, 3, 4, 0, 8, 9, 3, 7, 1, 7, 5, 3, 0, 6, 2, 5, 3, 2, 4, 0, 3, 3, 7, 7, 8, 7, 6, 1, 5, 4, 0, 3, 1, 3, 2, 4, 4, 1, 0, 7, 5, 7, 0, 5, 5, 9, 6, 6, 8, 4, 0, 1, 8, 7, 6, 7, 7, 9, 0, 3, 2, 7, 6, 0, 4, 2, 1, 7, 4, 7, 5, 0, 8, 4, 2, 5, 0, 5, 6, 2, 1, 0, 8, 9, 6, 3, 9, 2, 4, 0, 9, 8, 3, 3, 9]

cp's OEIS Frontend

A348720 Decimal expansion of 4cos(2Pi/13)cos(3Pi/13).

Table of values

List of values

n	a(n)
1	2
2	6
3	5
4	1
5	0
6	9
7	3
8	4
9	0
10	8
11	9
12	3
13	7
14	1
15	7
16	5
17	3
18	0
19	6
20	2
21	5
22	3
23	2
24	4
25	0
26	3
27	3
28	7
29	7
30	8
31	7
32	6
33	1
34	5
35	4
36	0
37	3
38	1
39	3
40	2
41	4
42	4
43	1
44	0
45	7
46	5
47	7
48	0
49	5
50	5
51	9
52	6
53	6
54	8
55	4
56	0
57	1
58	8
59	7
60	6
61	7
62	7
63	9
64	0
65	3
66	2
67	7
68	6
69	0
70	4
71	2
72	1
73	7
74	4
75	7
76	5
77	0
78	8
79	4
80	2
81	5
82	0
83	5
84	6
85	2
86	1
87	0
88	8
89	9
90	6
91	3
92	9
93	2
94	4
95	0
96	9
97	8
98	3
99	3
100	9

n	a(n)
1	2
2	6
3	5
4	1
5	0
6	9
7	3
8	4
9	0
10	8
11	9
12	3
13	7
14	1
15	7
16	5
17	3
18	0
19	6
20	2
21	5
22	3
23	2
24	4
25	0
26	3
27	3
28	7
29	7
30	8
31	7
32	6
33	1
34	5
35	4
36	0
37	3
38	1
39	3
40	2
41	4
42	4
43	1
44	0
45	7
46	5
47	7
48	0
49	5
50	5
51	9
52	6
53	6
54	8
55	4
56	0
57	1
58	8
59	7
60	6
61	7
62	7
63	9
64	0
65	3
66	2
67	7
68	6
69	0
70	4
71	2
72	1
73	7
74	4
75	7
76	5
77	0
78	8
79	4
80	2
81	5
82	0
83	5
84	6
85	2
86	1
87	0
88	8
89	9
90	6
91	3
92	9
93	2
94	4
95	0
96	9
97	8
98	3
99	3
100	9

cp's OEIS Frontend

A348720 Decimal expansion of 4*cos(2*Pi/13)*cos(3*Pi/13).

Table of values

List of values

A348720 Decimal expansion of 4cos(2Pi/13)cos(3Pi/13).

n	a(n)
1	2
2	6
3	5
4	1
5	0
6	9
7	3
8	4
9	0
10	8
11	9
12	3
13	7
14	1
15	7
16	5
17	3
18	0
19	6
20	2
21	5
22	3
23	2
24	4
25	0
26	3
27	3
28	7
29	7
30	8
31	7
32	6
33	1
34	5
35	4
36	0
37	3
38	1
39	3
40	2
41	4
42	4
43	1
44	0
45	7
46	5
47	7
48	0
49	5
50	5
51	9
52	6
53	6
54	8
55	4
56	0
57	1
58	8
59	7
60	6
61	7
62	7
63	9
64	0
65	3
66	2
67	7
68	6
69	0
70	4
71	2
72	1
73	7
74	4
75	7
76	5
77	0
78	8
79	4
80	2
81	5
82	0
83	5
84	6
85	2
86	1
87	0
88	8
89	9
90	6
91	3
92	9
93	2
94	4
95	0
96	9
97	8
98	3
99	3
100	9