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A100644 as a simple table

n a(n)
1 2
2 3
3 8
4 45
5 96
6 35
7 17280
8 14175
9 89600
10 149688
11 29030400
12 79625
13 402361344000
14 312741000
15 229605376
16 488462349375
17 83691159552000
18 50697046400
19 8604790260498432
20 1470076286679
21 29967718809600000
22 4694524604733600000
23 269760174666625843200000
24 5699209469078125

[2,3,8,45,96,35,17280,14175,89600,149688,29030400,
 79625,402361344000,312741000,229605376,
 488462349375,83691159552000,50697046400,
 8604790260498432,1470076286679,29967718809600000,
 4694524604733600000,269760174666625843200000,
 5699209469078125]

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Last modified January 28 09:17 EST 2020. Contains 331318 sequences. (Running on oeis4.)