A266183 - OEIS

A266183 as a simple table

n	a(n)
1	1
2	1
3	2
4	1
5	2
6	6
7	1
8	2
9	22
10	24
11	1
12	2
13	88
14	384
15	120
16	1
17	2
18	296
19	7768
20	19080
21	720
22	1
23	2
24	1372
25	226296
26	4027960
27	1019328
28	5040
29	1
30	2
31	6128
32	7089448
33	1203241488
34	2437859280
35	106546608
36	40320
37	1
38	2
39	29552
40	253282792
41	409870443648
42	8822224268688

[1,1,2,1,2,6,1,2,22,24,1,2,88,384,120,1,2,296, 7768,19080,720,1,2,1372,226296,4027960,1019328, 5040,1,2,6128,7089448,1203241488,2437859280, 106546608,40320,1,2,29552,253282792,409870443648, 8822224268688]