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A024923 as a simple table

n a(n)
1 1
2 2
3 6
4 24
5 120
6 840
7 6720
8 60480
9 665280
10 8648640
11 138378240
12 2352430080
13 44696171520
14 1028011944960
15 25700298624000
16 693908062848000
17 20123333822592000
18 623823348500352000
19 19962347152011264000
20 738606844624416768000
21 30282880629601087488000
22 1302163867072846761984000

[1,2,6,24,120,840,6720,60480,665280,8648640,
 138378240,2352430080,44696171520,1028011944960,
 25700298624000,693908062848000,20123333822592000,
 623823348500352000,19962347152011264000,
 738606844624416768000,30282880629601087488000,
 1302163867072846761984000]

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Last modified April 19 04:35 EDT 2024. Contains 371782 sequences. (Running on oeis4.)