A194222 - OEIS

A194222 as a simple table

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

[0,0,1,2,2,2,2,3,4,4,4,4,5,6,6,6,6,7,8,8,8,8,9,10, 10,10,10,11,12,12,12,12,13,14,14,14,14,15,16,16, 16,16,17,18,18,18,18,19,20,20,20,20,21,22,22,22, 22,23,24,24,24,24,25,26,26,26,26,27,28,28,28,28, 29,30]

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

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

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