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A267348 as a simple table

n a(n)
1 0
2 1
3 2
4 6
5 54
6 3510
7 14380470
8 241264265751990
9 67909853583655146508751957430
10 5380372916045726369002105219892285499516304666683458153910
11 33773148168338125039096320085837383261496919374684668572527108632210618661283323381212228218472784834977109705977270 

[0,1,2,6,54,3510,14380470,241264265751990,
 67909853583655146508751957430,
 53803729160457263690021052198922854995163046666834\
 58153910,
 33773148168338125039096320085837383261496919374684\
 66857252710863221061866128332338121222821847278483\
 4977109705977270]

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Last modified May 12 20:41 EDT 2024. Contains 372494 sequences. (Running on oeis4.)