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A111425 as a simple table

n a(n)
0 0
1 0
2 0
3 1
4 1
5 4
6 24
7 504
8 66012
9 181997601
10 65720971788709
11 65431225571591367370292
12 23523635785731871586396890786299881280
13 8419860898569880503664421048610377961601349941695806840602396 

[0,0,0,1,1,4,24,504,66012,181997601,
 65720971788709,65431225571591367370292,
 23523635785731871586396890786299881280,
 84198608985698805036644210486103779616013499416958\
 06840602396]

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Last modified May 15 14:34 EDT 2024. Contains 372540 sequences. (Running on oeis4.)