A223402 - OEIS

A223402 as a simple table

n	a(n)
1	16
2	48
3	48
4	152
5	328
6	152
7	488
8	2360
9	2360
10	488
11	1576
12	17280
13	39480
14	17280
15	1576
16	5096
17	127464
18	672784
19	672784
20	127464
21	5096
22	16488
23	943016
24	11561512
25	26836512
26	11561512
27	943016
28	16488
29	53352
30	6985008
31	199425400
32	1080643264
33	1080643264

[16,48,48,152,328,152,488,2360,2360,488,1576, 17280,39480,17280,1576,5096,127464,672784,672784, 127464,5096,16488,943016,11561512,26836512, 11561512,943016,16488,53352,6985008,199425400, 1080643264,1080643264]