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A281433 as a simple table

n a(n)
0 1
1 1
2 2
3 10
4 40
5 296
6 1576
7 15352
8 104000
9 1276480
10 10556416
11 156843776
12 1533722752
13 26777626240
14 302395339520
15 6068829396736
16 77740741758976
17 1763457842941952
18 25267740818452480
19 639308368122204160
20 10131932297407840256
21 282891828731667890176

[1,1,2,10,40,296,1576,15352,104000,1276480,
 10556416,156843776,1533722752,26777626240,
 302395339520,6068829396736,77740741758976,
 1763457842941952,25267740818452480,
 639308368122204160,10131932297407840256,
 282891828731667890176]

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Last modified June 8 08:55 EDT 2024. Contains 373207 sequences. (Running on oeis4.)