A285578 - OEIS

A285578 as a simple table

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

[2,1,2,2,3,3,4,4,4,5,5,6,7,7,8,8,8,8,8,9,9,10,11, 12,12,13,13,14,15,15,16,16,16,16,16,16,16,17,17, 18,19,19,20,20,21,21,21,22,22,23,24,25,27,27,28, 28,28,29,29,30,31,31,32,32,32,32,32,32,32,32,32, 33,33,34,35]

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

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

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