A175387 - cp's OEIS frontend

A175387 a(n) = A004001(n)-floor(A004001(n)/2).

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	4
14	4
15	4
16	4
17	5
18	5
19	6
20	6
21	6
22	7
23	7
24	7
25	8
26	8
27	8
28	8
29	8
30	8
31	8
32	8
33	9
34	9
35	10
36	10
37	11
38	11
39	11
40	12
41	12
42	12
43	13
44	13
45	13
46	14
47	14
48	14
49	14
50	15
51	15
52	15
53	15
54	15
55	16
56	16
57	16
58	16
59	16
60	16
61	16
62	16
63	16
64	16
65	17
66	17
67	18
68	18
69	19
70	19
71	19
72	20
73	20
74	21
75	21
76	21
77	22
78	22
79	23
80	23
81	23
82	24
83	24
84	24
85	24
86	24
87	25
88	25
89	26
90	26
91	26
92	27
93	27
94	27
95	27
96	27
97	28
98	28
99	28
100	29

[1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 10, 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 14, 14, 14, 14, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 18, 18, 19, 19, 19, 20, 20, 21, 21, 21, 22, 22, 23, 23, 23, 24, 24, 24, 24, 24, 25, 25, 26, 26, 26, 27, 27, 27, 27, 27, 28, 28, 28, 29]

cp's OEIS Frontend

A175387 a(n) = A004001(n)-floor(A004001(n)/2).

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	4
14	4
15	4
16	4
17	5
18	5
19	6
20	6
21	6
22	7
23	7
24	7
25	8
26	8
27	8
28	8
29	8
30	8
31	8
32	8
33	9
34	9
35	10
36	10
37	11
38	11
39	11
40	12
41	12
42	12
43	13
44	13
45	13
46	14
47	14
48	14
49	14
50	15
51	15
52	15
53	15
54	15
55	16
56	16
57	16
58	16
59	16
60	16
61	16
62	16
63	16
64	16
65	17
66	17
67	18
68	18
69	19
70	19
71	19
72	20
73	20
74	21
75	21
76	21
77	22
78	22
79	23
80	23
81	23
82	24
83	24
84	24
85	24
86	24
87	25
88	25
89	26
90	26
91	26
92	27
93	27
94	27
95	27
96	27
97	28
98	28
99	28
100	29

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	4
14	4
15	4
16	4
17	5
18	5
19	6
20	6
21	6
22	7
23	7
24	7
25	8
26	8
27	8
28	8
29	8
30	8
31	8
32	8
33	9
34	9
35	10
36	10
37	11
38	11
39	11
40	12
41	12
42	12
43	13
44	13
45	13
46	14
47	14
48	14
49	14
50	15
51	15
52	15
53	15
54	15
55	16
56	16
57	16
58	16
59	16
60	16
61	16
62	16
63	16
64	16
65	17
66	17
67	18
68	18
69	19
70	19
71	19
72	20
73	20
74	21
75	21
76	21
77	22
78	22
79	23
80	23
81	23
82	24
83	24
84	24
85	24
86	24
87	25
88	25
89	26
90	26
91	26
92	27
93	27
94	27
95	27
96	27
97	28
98	28
99	28
100	29

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	4
14	4
15	4
16	4
17	5
18	5
19	6
20	6
21	6
22	7
23	7
24	7
25	8
26	8
27	8
28	8
29	8
30	8
31	8
32	8
33	9
34	9
35	10
36	10
37	11
38	11
39	11
40	12
41	12
42	12
43	13
44	13
45	13
46	14
47	14
48	14
49	14
50	15
51	15
52	15
53	15
54	15
55	16
56	16
57	16
58	16
59	16
60	16
61	16
62	16
63	16
64	16
65	17
66	17
67	18
68	18
69	19
70	19
71	19
72	20
73	20
74	21
75	21
76	21
77	22
78	22
79	23
80	23
81	23
82	24
83	24
84	24
85	24
86	24
87	25
88	25
89	26
90	26
91	26
92	27
93	27
94	27
95	27
96	27
97	28
98	28
99	28
100	29