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A132097 as a simple table

n a(n)
0 1
1 4
2 72
3 96
4 21600
5 640
6 5080320
7 580608
8 326592000
9 20736000
10 2529128448
11 1094860800
12 1298164008960000
13 399435079680000
14 11298306539520000
15 231760134144000
16 48978158848819200000
17 768284844687360000
18 81541143706048266240000
19 1009797445276139520000
20 467359502609929273344000000

[1,4,72,96,21600,640,5080320,580608,326592000,
 20736000,2529128448,1094860800,1298164008960000,
 399435079680000,11298306539520000,231760134144000,
 48978158848819200000,768284844687360000,
 81541143706048266240000,1009797445276139520000,
 467359502609929273344000000]

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Last modified July 6 17:20 EDT 2024. Contains 374057 sequences. (Running on oeis4.)