A185322 - cp's OEIS frontend

A185322 a(n) = ceiling(prime(n)/10).

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

[1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 4, 4, 5, 5, 5, 6, 6, 7, 7, 8, 8, 8, 9, 9, 10, 11, 11, 11, 11, 12, 13, 14, 14, 14, 15, 16, 16, 17, 17, 18, 18, 19, 20, 20, 20, 20, 22, 23, 23, 23, 24, 24, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 31, 32, 32, 32, 34, 34, 35, 35, 36]

cp's OEIS Frontend

A185322 a(n) = ceiling(prime(n)/10).

Table of values

List of values

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

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

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