A318058 - OEIS

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A318058 as a simple table

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

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

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

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

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