A378251 - cp's OEIS frontend

A378251 Number of primes between consecutive perfect powers, zeros omitted.

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

[2, 2, 2, 3, 2, 4, 3, 4, 3, 5, 1, 3, 5, 5, 3, 1, 5, 1, 7, 5, 2, 4, 6, 7, 7, 5, 2, 6, 9, 8, 7, 8, 9, 8, 8, 6, 4, 9, 10, 9, 10, 7, 2, 9, 12, 11, 12, 6, 5, 9, 12, 11, 3, 10, 8, 2, 13, 15, 10, 11, 15, 7, 9, 12, 13, 11, 12, 17, 2, 11, 16, 16, 13, 17, 15, 14, 16, 15]

cp's OEIS Frontend

A378251 Number of primes between consecutive perfect powers, zeros omitted.

Table of values

List of values

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

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

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