A247500 - OEIS

A247500 as a simple table

n	a(n)
0	1
1	1
2	1
3	2
4	3
5	1
6	6
7	12
8	6
9	1
10	24
11	60
12	40
13	10
14	1
15	120
16	360
17	300
18	100
19	15
20	1
21	720
22	2520
23	2520
24	1050
25	210
26	21
27	1
28	5040
29	20160
30	23520
31	11760
32	2940
33	392
34	28
35	1
36	40320
37	181440
38	241920
39	141120
40	42336
41	7056
42	672
43	36
44	1
45	362880
46	1814400
47	2721600
48	1814400
49	635040
50	127008
51	15120
52	1080
53	45
54	1

[1,1,1,2,3,1,6,12,6,1,24,60,40,10,1,120,360,300, 100,15,1,720,2520,2520,1050,210,21,1,5040,20160, 23520,11760,2940,392,28,1,40320,181440,241920, 141120,42336,7056,672,36,1,362880,1814400,2721600, 1814400,635040,127008,15120,1080,45,1]