A194699 - cp's OEIS frontend

A194699 a(n) = floor((p - 1)/12) - floor((p^2 - 1)/(24*p)), where p = prime(n).

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

[0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 9, 9, 9, 10, 10, 10, 10, 10, 11, 11, 11, 11, 12, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, 15, 15, 16, 16, 16, 16]

cp's OEIS Frontend

A194699 a(n) = floor((p - 1)/12) - floor((p^2 - 1)/(24*p)), where p = prime(n).

Table of values

List of values

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

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

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