A144341 - OEIS

A144341 as a simple table

n	a(n)
1	1
2	5
3	1
4	55
5	5
6	1
7	935
8	55
9	25
10	5
11	1
12	21505
13	935
14	275
15	55
16	25
17	5
18	1
19	623645
20	21505
21	4675
22	3025
23	935
24	275
25	125
26	55
27	25
28	5
29	1
30	21827575
31	623645
32	107525
33	51425
34	21505
35	4675
36	3025
37	1375
38	935
39	275
40	125
41	55
42	25
43	5
44	1
45	894930575
46	21827575
47	3118225
48	1182775
49	874225
50	623645

[1,5,1,55,5,1,935,55,25,5,1,21505,935,275,55,25,5, 1,623645,21505,4675,3025,935,275,125,55,25,5,1, 21827575,623645,107525,51425,21505,4675,3025,1375, 935,275,125,55,25,5,1,894930575,21827575,3118225, 1182775,874225,623645]