A032556 - OEIS

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A032556 as a simple table

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	2
11	2
12	2
13	2
14	2
15	2
16	2
17	2
18	2
19	2
20	2
21	2
22	2
23	2
24	2
25	2
26	2
27	2
28	2
29	2
30	2
31	4
32	4
33	4
34	5
35	5
36	5
37	5
38	5
39	5
40	5
41	5
42	6
43	6
44	6
45	6
46	6
47	6
48	6
49	6
50	6
51	7
52	7
53	7

[1,1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2, 2,2,2,2,2,2,4,4,4,5,5,5,5,5,5,5,5,6,6,6,6,6,6,6,6, 6,7,7,7]