A390663 - OEIS

A390663 as a simple table

n	a(n)
1	1
2	15
3	40
4	15
5	156
6	600
7	400
8	15
9	40
10	2340
11	1464
12	600
13	2380
14	6000
15	6240
16	127
17	5220
18	600
19	7240
20	2340
21	16000
22	21960
23	12720
24	600
25	156
26	35700
27	40
28	6000
29	25260
30	93600
31	30784
32	127
33	58560
34	78300
35	62400
36	600
37	52060
38	108600
39	95200
40	2340
41	70644
42	240000
43	81400
44	21960
45	6240

[1,15,40,15,156,600,400,15,40,2340,1464,600,2380, 6000,6240,127,5220,600,7240,2340,16000,21960, 12720,600,156,35700,40,6000,25260,93600,30784,127, 58560,78300,62400,600,52060,108600,95200,2340, 70644,240000,81400,21960,6240]