A023616 - OEIS

A023616 as a simple table

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

[1,0,2,2,1,4,3,4,4,6,5,6,9,6,9,8,10,12,11,10,13, 14,13,16,15,16,16,20,17,18,21,20,23,22,23,24,23, 24,28,28,27,28,31,28,31,32,31,36,33,34,35,38,38, 38,39,38,41,42,41,42,45,46,47,46,45,48,49,48,52, 52,51]

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

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

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