A373643 - cp's OEIS frontend

A373643 Number of k between consecutive primes such that k is neither squarefree nor prime powers.

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

[0, 0, 0, 0, 1, 0, 1, 1, 2, 0, 1, 1, 0, 2, 3, 2, 1, 1, 1, 1, 2, 1, 2, 3, 3, 0, 1, 1, 1, 5, 0, 3, 0, 4, 1, 3, 2, 1, 3, 2, 1, 3, 1, 1, 1, 4, 3, 2, 1, 1, 2, 1, 5, 1, 2, 2, 1, 3, 2, 0, 3, 6, 1, 1, 2, 4, 3, 4, 1, 3, 1, 3, 3, 3, 1, 3, 2, 1, 3, 3, 1, 4, 1, 1, 2, 2, 3]

cp's OEIS Frontend

A373643 Number of k between consecutive primes such that k is neither squarefree nor prime powers.

Table of values

List of values

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

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

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