A340628 - cp's OEIS frontend

A340628 Decimal expansion of Product_{primes p == 4 (mod 5)} (p^2+1)/(p^2-1).

n	a(n)
1	1
2	0
3	0
4	9
5	9
6	3
7	5
8	9
9	3
10	4
11	8
12	2
13	9
14	4
15	0
16	1
17	0
18	2
19	7
20	3
21	4
22	9
23	0
24	3
25	8
26	4
27	8
28	8
29	2
30	4
31	1
32	7
33	7
34	8
35	1
36	6
37	7
38	7
39	1
40	5
41	8
42	5
43	8
44	5
45	4
46	7
47	5
48	4
49	8
50	8
51	0
52	1
53	0
54	1
55	3
56	0
57	5
58	8
59	1
60	9
61	3
62	2
63	7
64	9
65	5
66	1
67	1
68	8
69	5
70	9
71	2
72	6
73	4
74	5
75	3
76	1
77	8
78	0
79	1
80	2
81	4
82	5
83	8
84	9
85	3
86	6
87	3
88	1
89	2
90	2
91	6
92	0
93	2
94	5
95	8
96	9
97	9
98	2
99	9
100	9
101	8
102	8
103	6
104	4
105	7
106	8
107	1
108	5
109	5
110	6
111	2
112	6
113	2
114	1
115	3
116	2
117	2
118	5
119	4
120	6
121	2

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

cp's OEIS Frontend

A340628 Decimal expansion of Product_{primes p == 4 (mod 5)} (p^2+1)/(p^2-1).

Table of values

List of values

n	a(n)
1	1
2	0
3	0
4	9
5	9
6	3
7	5
8	9
9	3
10	4
11	8
12	2
13	9
14	4
15	0
16	1
17	0
18	2
19	7
20	3
21	4
22	9
23	0
24	3
25	8
26	4
27	8
28	8
29	2
30	4
31	1
32	7
33	7
34	8
35	1
36	6
37	7
38	7
39	1
40	5
41	8
42	5
43	8
44	5
45	4
46	7
47	5
48	4
49	8
50	8
51	0
52	1
53	0
54	1
55	3
56	0
57	5
58	8
59	1
60	9
61	3
62	2
63	7
64	9
65	5
66	1
67	1
68	8
69	5
70	9
71	2
72	6
73	4
74	5
75	3
76	1
77	8
78	0
79	1
80	2
81	4
82	5
83	8
84	9
85	3
86	6
87	3
88	1
89	2
90	2
91	6
92	0
93	2
94	5
95	8
96	9
97	9
98	2
99	9
100	9
101	8
102	8
103	6
104	4
105	7
106	8
107	1
108	5
109	5
110	6
111	2
112	6
113	2
114	1
115	3
116	2
117	2
118	5
119	4
120	6
121	2

n	a(n)
1	1
2	0
3	0
4	9
5	9
6	3
7	5
8	9
9	3
10	4
11	8
12	2
13	9
14	4
15	0
16	1
17	0
18	2
19	7
20	3
21	4
22	9
23	0
24	3
25	8
26	4
27	8
28	8
29	2
30	4
31	1
32	7
33	7
34	8
35	1
36	6
37	7
38	7
39	1
40	5
41	8
42	5
43	8
44	5
45	4
46	7
47	5
48	4
49	8
50	8
51	0
52	1
53	0
54	1
55	3
56	0
57	5
58	8
59	1
60	9
61	3
62	2
63	7
64	9
65	5
66	1
67	1
68	8
69	5
70	9
71	2
72	6
73	4
74	5
75	3
76	1
77	8
78	0
79	1
80	2
81	4
82	5
83	8
84	9
85	3
86	6
87	3
88	1
89	2
90	2
91	6
92	0
93	2
94	5
95	8
96	9
97	9
98	2
99	9
100	9
101	8
102	8
103	6
104	4
105	7
106	8
107	1
108	5
109	5
110	6
111	2
112	6
113	2
114	1
115	3
116	2
117	2
118	5
119	4
120	6
121	2

n	a(n)
1	1
2	0
3	0
4	9
5	9
6	3
7	5
8	9
9	3
10	4
11	8
12	2
13	9
14	4
15	0
16	1
17	0
18	2
19	7
20	3
21	4
22	9
23	0
24	3
25	8
26	4
27	8
28	8
29	2
30	4
31	1
32	7
33	7
34	8
35	1
36	6
37	7
38	7
39	1
40	5
41	8
42	5
43	8
44	5
45	4
46	7
47	5
48	4
49	8
50	8
51	0
52	1
53	0
54	1
55	3
56	0
57	5
58	8
59	1
60	9
61	3
62	2
63	7
64	9
65	5
66	1
67	1
68	8
69	5
70	9
71	2
72	6
73	4
74	5
75	3
76	1
77	8
78	0
79	1
80	2
81	4
82	5
83	8
84	9
85	3
86	6
87	3
88	1
89	2
90	2
91	6
92	0
93	2
94	5
95	8
96	9
97	9
98	2
99	9
100	9
101	8
102	8
103	6
104	4
105	7
106	8
107	1
108	5
109	5
110	6
111	2
112	6
113	2
114	1
115	3
116	2
117	2
118	5
119	4
120	6
121	2