A342972 - OEIS

A342972 as a simple table

n	a(n)
0	1
1	1
2	1
3	1
4	3
5	1
6	1
7	10
8	10
9	1
10	1
11	35
12	105
13	35
14	1
15	1
16	126
17	1176
18	1176
19	126
20	1
21	1
22	462
23	13860
24	41580
25	13860
26	462
27	1
28	1
29	1716
30	169884
31	1557270
32	1557270
33	169884
34	1716
35	1
36	1
37	6435
38	2147145
39	61408347
40	184225041
41	61408347
42	2147145
43	6435
44	1

[1,1,1,1,3,1,1,10,10,1,1,35,105,35,1,1,126,1176, 1176,126,1,1,462,13860,41580,13860,462,1,1,1716, 169884,1557270,1557270,169884,1716,1,1,6435, 2147145,61408347,184225041,61408347,2147145,6435, 1]