A061398 - cp's OEIS frontend

A061398 Number of squarefree integers between prime(n) and prime(n+1).

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

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

cp's OEIS Frontend

A061398 Number of squarefree integers between prime(n) and prime(n+1).

Table of values

List of values

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

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

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