A373017 - cp's OEIS frontend

A373017 Decimal expansion of Sum_{k>=0} (sin(k*Pi/5))^2/2^k.

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

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

cp's OEIS Frontend

A373017 Decimal expansion of Sum_{k>=0} (sin(k*Pi/5))^2/2^k.

Table of values

List of values

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

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

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