A087889 - OEIS

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A087889 as a simple table

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

[2,2,1,2,2,1,1,2,1,2,2,1,2,1,1,2,2,1,2,2,1,1,2,1, 1,2,1,2,2,1,2,1,1,2,2,1,2,2,1,2,1,1,2,1,1,2,2,1,2, 1,1,2,1,2,2,1]