A151664 - OEIS

A151664 as a simple table

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

[0,0,1,3,3,4,3,6,4,6,6,7,8,8,9,8,11,9,11,11,12,14, 14,15,14,17,15,17,17,18,20,20,21,20,23,21,23,23, 24,23,26,24,26,26,27,29,29,30,29,32,30,32,32,33, 33,34,35,35,36,37,37,38,38,39,40,40,41,43,43,44, 43,46,44,46,46,47,46]

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

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

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