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A009168 as a simple table

n a(n)
0 1
1 0
2 12
3 480
4 25872
5 2031360
6 227781312
7 34846855680
8 6932161765632
9 1724433365360640
10 521307469175442432
11 187630895361738301440
12 79180079598904589094912
13 38701262478049196612321280 

[1,0,12,480,25872,2031360,227781312,34846855680,
 6932161765632,1724433365360640,521307469175442432,
 187630895361738301440,79180079598904589094912,
 38701262478049196612321280]

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Last modified August 28 05:00 EDT 2024. Contains 375477 sequences. (Running on oeis4.)