A230821 - cp's OEIS frontend

A230821 Decimal expansion of Product_{n>=3} cosh(Pi/n).

n	a(n)
1	6
2	1
3	5
4	0
5	1
6	8
7	0
8	2
9	2
10	0
11	7
12	9
13	6
14	8
15	1
16	7
17	6
18	9
19	5
20	2
21	6
22	8
23	1
24	7
25	3
26	9
27	5
28	8
29	4
30	8
31	2
32	1
33	2
34	3
35	1
36	8
37	9
38	8
39	2
40	6
41	1
42	6
43	7
44	8
45	0
46	6
47	2
48	0
49	2
50	8
51	1
52	2
53	3
54	6
55	3
56	2
57	8
58	2
59	0
60	8
61	1
62	5
63	7
64	2
65	4
66	4
67	0
68	2
69	5
70	7
71	8
72	8
73	2
74	8
75	2
76	2
77	8
78	7
79	8
80	3
81	8
82	9
83	6
84	3
85	2
86	4
87	8
88	9
89	7
90	6
91	9
92	7
93	8
94	4
95	0
96	5
97	3
98	2
99	5
100	9
101	5
102	7
103	1
104	4
105	2

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

cp's OEIS Frontend

A230821 Decimal expansion of Product_{n>=3} cosh(Pi/n).

Table of values

List of values

n	a(n)
1	6
2	1
3	5
4	0
5	1
6	8
7	0
8	2
9	2
10	0
11	7
12	9
13	6
14	8
15	1
16	7
17	6
18	9
19	5
20	2
21	6
22	8
23	1
24	7
25	3
26	9
27	5
28	8
29	4
30	8
31	2
32	1
33	2
34	3
35	1
36	8
37	9
38	8
39	2
40	6
41	1
42	6
43	7
44	8
45	0
46	6
47	2
48	0
49	2
50	8
51	1
52	2
53	3
54	6
55	3
56	2
57	8
58	2
59	0
60	8
61	1
62	5
63	7
64	2
65	4
66	4
67	0
68	2
69	5
70	7
71	8
72	8
73	2
74	8
75	2
76	2
77	8
78	7
79	8
80	3
81	8
82	9
83	6
84	3
85	2
86	4
87	8
88	9
89	7
90	6
91	9
92	7
93	8
94	4
95	0
96	5
97	3
98	2
99	5
100	9
101	5
102	7
103	1
104	4
105	2

n	a(n)
1	6
2	1
3	5
4	0
5	1
6	8
7	0
8	2
9	2
10	0
11	7
12	9
13	6
14	8
15	1
16	7
17	6
18	9
19	5
20	2
21	6
22	8
23	1
24	7
25	3
26	9
27	5
28	8
29	4
30	8
31	2
32	1
33	2
34	3
35	1
36	8
37	9
38	8
39	2
40	6
41	1
42	6
43	7
44	8
45	0
46	6
47	2
48	0
49	2
50	8
51	1
52	2
53	3
54	6
55	3
56	2
57	8
58	2
59	0
60	8
61	1
62	5
63	7
64	2
65	4
66	4
67	0
68	2
69	5
70	7
71	8
72	8
73	2
74	8
75	2
76	2
77	8
78	7
79	8
80	3
81	8
82	9
83	6
84	3
85	2
86	4
87	8
88	9
89	7
90	6
91	9
92	7
93	8
94	4
95	0
96	5
97	3
98	2
99	5
100	9
101	5
102	7
103	1
104	4
105	2

n	a(n)
1	6
2	1
3	5
4	0
5	1
6	8
7	0
8	2
9	2
10	0
11	7
12	9
13	6
14	8
15	1
16	7
17	6
18	9
19	5
20	2
21	6
22	8
23	1
24	7
25	3
26	9
27	5
28	8
29	4
30	8
31	2
32	1
33	2
34	3
35	1
36	8
37	9
38	8
39	2
40	6
41	1
42	6
43	7
44	8
45	0
46	6
47	2
48	0
49	2
50	8
51	1
52	2
53	3
54	6
55	3
56	2
57	8
58	2
59	0
60	8
61	1
62	5
63	7
64	2
65	4
66	4
67	0
68	2
69	5
70	7
71	8
72	8
73	2
74	8
75	2
76	2
77	8
78	7
79	8
80	3
81	8
82	9
83	6
84	3
85	2
86	4
87	8
88	9
89	7
90	6
91	9
92	7
93	8
94	4
95	0
96	5
97	3
98	2
99	5
100	9
101	5
102	7
103	1
104	4
105	2