A069230 - cp's OEIS frontend

A069230 Number of primes p such that n < p < n + tau(n)^2 where tau(n) = A000005(n).

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

[0, 2, 1, 3, 1, 5, 0, 5, 3, 5, 1, 10, 0, 4, 4, 6, 1, 9, 0, 8, 3, 4, 0, 14, 2, 4, 4, 9, 1, 14, 0, 8, 4, 4, 4, 19, 0, 4, 4, 15, 1, 14, 0, 8, 8, 4, 0, 19, 1, 8, 3, 8, 0, 14, 3, 14, 4, 5, 1, 29, 0, 3, 7, 11, 4, 13, 0, 8, 4, 13, 1, 27, 0, 3, 8, 8, 3, 13, 0, 19, 5, 3, 0, 26, 2, 3, 3, 13, 0, 27, 3, 7, 4, 5, 5]

cp's OEIS Frontend

A069230 Number of primes p such that n < p < n + tau(n)^2 where tau(n) = A000005(n).

Table of values

List of values

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

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

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