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A100918 as a simple table

n a(n)
1 1
2 1
3 2
4 24
5 64
6 540
7 8640
8 34560
9 103680
10 3326400
11 23224320
12 96768000
13 764225280
14 24385536000
15 108391219200
16 1097349120000
17 29847896064000
18 1631977611264000
19 12384682168320000
20 8034351316992000
21 36502221127680000

[1,1,2,24,64,540,8640,34560,103680,3326400,
 23224320,96768000,764225280,24385536000,
 108391219200,1097349120000,29847896064000,
 1631977611264000,12384682168320000,
 8034351316992000,36502221127680000]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)