A027923 - OEIS

A027923 as a simple table

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

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

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

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

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