A158288 - cp's OEIS frontend

A158288 The number of twin prime pairs in the n-th century.

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

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

cp's OEIS Frontend

A158288 The number of twin prime pairs in the n-th century.

Table of values

List of values

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

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

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