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A153761 as a simple table

n a(n)
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
11 3628800
12 43545600
13 283046400
14 1320883200
15 4953312000
16 15850598400
17 44910028800
18 115482931200
19 274271961600
20 609493248000
21 1279935820800
22 4644633666390681600
23 106826520356358566400
24 1281918194457262387200
25 10682651561168805120000

[0,0,0,0,0,0,0,0,0,0,3628800,43545600,283046400,
 1320883200,4953312000,15850598400,44910028800,
 115482931200,274271961600,609493248000,
 1279935820800,4644633666390681600,
 106826520356358566400,1281918194457262387200,
 10682651561168805120000]

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Last modified October 13 20:38 EDT 2019. Contains 327981 sequences. (Running on oeis4.)