A220323 - OEIS

A220323 as a simple table

n	a(n)
1	1
2	2
3	2
4	4
5	10
6	4
7	7
8	35
9	35
10	7
11	12
12	132
13	243
14	132
15	12
16	21
17	497
18	1887
19	1887
20	497
21	21
22	37
23	1881
24	15189
25	32077
26	15189
27	1881
28	37
29	65
30	7102
31	116448
32	516966
33	516966
34	116448
35	7102
36	65
37	114
38	26812
39	909903
40	8191676
41	17237047
42	8191676
43	909903
44	26812
45	114
46	200

[1,2,2,4,10,4,7,35,35,7,12,132,243,132,12,21,497, 1887,1887,497,21,37,1881,15189,32077,15189,1881, 37,65,7102,116448,516966,516966,116448,7102,65, 114,26812,909903,8191676,17237047,8191676,909903, 26812,114,200]