A025128 - OEIS

A025128 as a simple table

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	2
7	2
8	2
9	3
10	2
11	3
12	4
13	4
14	4
15	5
16	5
17	6
18	7
19	7
20	6
21	7
22	8
23	8
24	8
25	9
26	9
27	10
28	11
29	11
30	11
31	12
32	12
33	13
34	13
35	13
36	13
37	15
38	15
39	15
40	15
41	16
42	16
43	18
44	17
45	18
46	18
47	19
48	19
49	20
50	20
51	21
52	21
53	23
54	22
55	23
56	22
57	23
58	24
59	24
60	24
61	25
62	25
63	26
64	27
65	27
66	27
67	28
68	29
69	29
70	29
71	30
72	30
73	31
74	32
75	32
76	32
77	33
78	33
79	34
80	34
81	35
82	35
83	36

[0,0,1,0,1,2,2,2,3,2,3,4,4,4,5,5,6,7,7,6,7,8,8,8, 9,9,10,11,11,11,12,12,13,13,13,13,15,15,15,15,16, 16,18,17,18,18,19,19,20,20,21,21,23,22,23,22,23, 24,24,24,25,25,26,27,27,27,28,29,29,29,30,30,31, 32,32,32,33,33,34,34,35,35,36]

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	2
7	2
8	2
9	3
10	2
11	3
12	4
13	4
14	4
15	5
16	5
17	6
18	7
19	7
20	6
21	7
22	8
23	8
24	8
25	9
26	9
27	10
28	11
29	11
30	11
31	12
32	12
33	13
34	13
35	13
36	13
37	15
38	15
39	15
40	15
41	16
42	16
43	18
44	17
45	18
46	18
47	19
48	19
49	20
50	20
51	21
52	21
53	23
54	22
55	23
56	22
57	23
58	24
59	24
60	24
61	25
62	25
63	26
64	27
65	27
66	27
67	28
68	29
69	29
70	29
71	30
72	30
73	31
74	32
75	32
76	32
77	33
78	33
79	34
80	34
81	35
82	35
83	36

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	2
7	2
8	2
9	3
10	2
11	3
12	4
13	4
14	4
15	5
16	5
17	6
18	7
19	7
20	6
21	7
22	8
23	8
24	8
25	9
26	9
27	10
28	11
29	11
30	11
31	12
32	12
33	13
34	13
35	13
36	13
37	15
38	15
39	15
40	15
41	16
42	16
43	18
44	17
45	18
46	18
47	19
48	19
49	20
50	20
51	21
52	21
53	23
54	22
55	23
56	22
57	23
58	24
59	24
60	24
61	25
62	25
63	26
64	27
65	27
66	27
67	28
68	29
69	29
70	29
71	30
72	30
73	31
74	32
75	32
76	32
77	33
78	33
79	34
80	34
81	35
82	35
83	36

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	2
7	2
8	2
9	3
10	2
11	3
12	4
13	4
14	4
15	5
16	5
17	6
18	7
19	7
20	6
21	7
22	8
23	8
24	8
25	9
26	9
27	10
28	11
29	11
30	11
31	12
32	12
33	13
34	13
35	13
36	13
37	15
38	15
39	15
40	15
41	16
42	16
43	18
44	17
45	18
46	18
47	19
48	19
49	20
50	20
51	21
52	21
53	23
54	22
55	23
56	22
57	23
58	24
59	24
60	24
61	25
62	25
63	26
64	27
65	27
66	27
67	28
68	29
69	29
70	29
71	30
72	30
73	31
74	32
75	32
76	32
77	33
78	33
79	34
80	34
81	35
82	35
83	36