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A325790 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 16
5 100
6 492
7 1764
8 8592
9 71208
10 395520
11 1679480
12 9313128
13 72154030
14 420375872
15 1625653650 

[1,1,2,6,16,100,492,1764,8592,71208,395520,
 1679480,9313128,72154030,420375872,1625653650]

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Last modified June 16 19:52 EDT 2024. Contains 373432 sequences. (Running on oeis4.)