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A304933 as a simple table

n a(n)
0 0
1 1
2 2
3 18
4 44
5 310
6 828
7 5236
8 14744
9 87462
10 255340
11 1450460
12 4349160
13 23932220
14 73268440
15 393382440
16 1224746032
17 6447212294
18 20354432076
19 105417000268
20 336767439560
21 1720348748244
22 5552121770888
23 28030318314712
24 91271367318096
25 456091040311900

[0,1,2,18,44,310,828,5236,14744,87462,255340,
 1450460,4349160,23932220,73268440,393382440,
 1224746032,6447212294,20354432076,105417000268,
 336767439560,1720348748244,5552121770888,
 28030318314712,91271367318096,456091040311900]

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Last modified July 18 21:02 EDT 2024. Contains 374388 sequences. (Running on oeis4.)