A194223 - OEIS

A194223 as a simple table

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

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

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

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

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