A211561 - OEIS

A211561 as a simple table

n	a(n)
1	1
2	1
3	2
4	1
5	4
6	5
7	1
8	7
9	14
10	15
11	1
12	11
13	36
14	51
15	52
16	1
17	16
18	81
19	171
20	202
21	203
22	1
23	22
24	162
25	512
26	813
27	876
28	877
29	1
30	29
31	295
32	1345
33	3046
34	4012
35	4139
36	4140
37	1
38	37
39	499
40	3145
41	10096
42	17866
43	20891
44	21146
45	21147
46	1
47	46
48	796
49	6676
50	29503
51	72028
52	106133
53	115463
54	115974
55	115975

[1,1,2,1,4,5,1,7,14,15,1,11,36,51,52,1,16,81,171, 202,203,1,22,162,512,813,876,877,1,29,295,1345, 3046,4012,4139,4140,1,37,499,3145,10096,17866, 20891,21146,21147,1,46,796,6676,29503,72028, 106133,115463,115974,115975]