A211019 - OEIS

A211019 as a simple table

n	a(n)
1	0
2	0
3	1
4	2
5	3
6	1
7	10
8	13
9	3
10	1
11	42
12	53
13	13
14	3
15	1
16	170
17	213
18	53
19	13
20	3
21	1
22	682
23	853
24	213
25	53
26	13
27	3
28	1
29	2730
30	3413
31	853
32	213
33	53
34	13
35	3
36	1
37	10922
38	13653
39	3413
40	853
41	213
42	53
43	13
44	3
45	1
46	43690
47	54613
48	13653
49	3413
50	853
51	213
52	53
53	13
54	3
55	1
56	174762
57	218453

[0,0,1,2,3,1,10,13,3,1,42,53,13,3,1,170,213,53,13, 3,1,682,853,213,53,13,3,1,2730,3413,853,213,53,13, 3,1,10922,13653,3413,853,213,53,13,3,1,43690, 54613,13653,3413,853,213,53,13,3,1,174762,218453]