A342647 - cp's OEIS frontend

A342647 Decimal expansion of Sum_{n>=1} log(cos(1/n)) * log(sin(1/n)).

n	a(n)
0	5
1	8
2	8
3	2
4	5
5	1
6	4
7	3
8	3
9	9
10	6
11	8
12	1
13	6
14	3
15	5
16	6
17	4
18	7
19	4
20	1
21	7
22	8
23	3
24	1
25	1
26	7
27	9
28	4
29	2
30	5
31	3
32	1
33	4
34	3
35	7
36	2
37	2
38	8
39	4
40	7
41	5
42	7
43	2
44	7
45	7
46	6
47	2
48	5
49	5
50	9

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

cp's OEIS Frontend

A342647 Decimal expansion of Sum_{n>=1} log(cos(1/n)) * log(sin(1/n)).

Table of values

List of values

n	a(n)
0	5
1	8
2	8
3	2
4	5
5	1
6	4
7	3
8	3
9	9
10	6
11	8
12	1
13	6
14	3
15	5
16	6
17	4
18	7
19	4
20	1
21	7
22	8
23	3
24	1
25	1
26	7
27	9
28	4
29	2
30	5
31	3
32	1
33	4
34	3
35	7
36	2
37	2
38	8
39	4
40	7
41	5
42	7
43	2
44	7
45	7
46	6
47	2
48	5
49	5
50	9

n	a(n)
0	5
1	8
2	8
3	2
4	5
5	1
6	4
7	3
8	3
9	9
10	6
11	8
12	1
13	6
14	3
15	5
16	6
17	4
18	7
19	4
20	1
21	7
22	8
23	3
24	1
25	1
26	7
27	9
28	4
29	2
30	5
31	3
32	1
33	4
34	3
35	7
36	2
37	2
38	8
39	4
40	7
41	5
42	7
43	2
44	7
45	7
46	6
47	2
48	5
49	5
50	9

n	a(n)
0	5
1	8
2	8
3	2
4	5
5	1
6	4
7	3
8	3
9	9
10	6
11	8
12	1
13	6
14	3
15	5
16	6
17	4
18	7
19	4
20	1
21	7
22	8
23	3
24	1
25	1
26	7
27	9
28	4
29	2
30	5
31	3
32	1
33	4
34	3
35	7
36	2
37	2
38	8
39	4
40	7
41	5
42	7
43	2
44	7
45	7
46	6
47	2
48	5
49	5
50	9