A242736 - OEIS

A242736 as a simple table

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

[0,1,1,1,2,2,3,3,3,4,4,5,6,6,6,7,8,8,9,9,10,10,11, 12,13,13,13,14,14,15,16,17,18,18,19,19,20,21,21, 22,23,23,24,25,25,25,27,28,29,29,30,30,31,32,33, 33,34,34,35,36,36,37,39,39,40,40,42,43,44,44]

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

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

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