A065489 - cp's OEIS frontend

A065489 Decimal expansion of Product_{p prime} (1 + 1/(p^2+p-1)).

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

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

cp's OEIS Frontend

A065489 Decimal expansion of Product_{p prime} (1 + 1/(p^2+p-1)).

Table of values

List of values

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

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

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