A186731 - OEIS

A186731 as a simple table

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

[0,0,1,2,1,2,4,2,3,6,3,4,8,4,5,10,5,6,12,6,7,14,7, 8,16,8,9,18,9,10,20,10,11,22,11,12,24,12,13,26,13, 14,28,14,15,30,15,16,32,16,17,34,17,18,36,18,19, 38,19,20,40,20,21,42,21,22,44,22,23,46,23,24,48]

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

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

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