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A159753 as a simple table

n a(n)
0 1
1 20
2 -482
3 -44920
4 376972
5 166017200
6 1657897480
7 -845405072800
8 -27143960497520
9 5422298983726400
10 323914738103841760
11 -41346382274390012800
12 -3969548434571273011520
13 358219141300718435244800
14 52679225176808585054984320
15 -3369705453245099537303104000

[1,20,-482,-44920,376972,166017200,1657897480,
 -845405072800,-27143960497520,5422298983726400,
 323914738103841760,-41346382274390012800,
 -3969548434571273011520,358219141300718435244800,
 52679225176808585054984320,
 -3369705453245099537303104000]

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Last modified April 19 02:28 EDT 2024. Contains 371782 sequences. (Running on oeis4.)