A120565 - OEIS

A120565 as a simple table

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

[0,1,1,2,3,3,3,4,4,5,6,6,6,6,7,7,7,8,8,9,10,10,10, 10,10,11,11,11,11,12,12,12,13,13,14,15,15,15,15, 15,15,16,16,16,16,16,17,17,17,17,18,18,18,19,19, 20,21,21,21,21,21,21,21,22,22,22,22,22,22,23,23, 23,23,23,24,24]

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

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

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