A092695 - cp's OEIS frontend

A092695 Number of positive integers less than or equal to n which are not divisible by the primes 2,3,5,7.

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

[0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 10, 10, 11, 11, 11, 11, 12, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 14, 14, 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 17, 17, 18, 18, 18, 18, 18, 18, 19, 19, 19, 19]

cp's OEIS Frontend

A092695 Number of positive integers less than or equal to n which are not divisible by the primes 2,3,5,7.

Table of values

List of values

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

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

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