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A059477 as a simple table

n a(n)
0 1
1 1
2 2
3 9
4 90
5 2025
6 102060
7 11573604
8 2946308904
9 1687603650084
10 2171945897658108
11 6289412333143466241
12 40940643700218614247324
13 599627833263501883888374756
14 19747212169938041691404746667280
15 1463229065460461810019231236067824400 

[1,1,2,9,90,2025,102060,11573604,2946308904,
 1687603650084,2171945897658108,
 6289412333143466241,40940643700218614247324,
 599627833263501883888374756,
 19747212169938041691404746667280,
 1463229065460461810019231236067824400]

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Last modified May 21 05:34 EDT 2024. Contains 372728 sequences. (Running on oeis4.)