A061375 - OEIS

A061375 as a simple table

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

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

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

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

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