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A192483 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 18
5 61
6 220
7 822
8 3157
9 12378
10 49345
11 199441
12 815467
13 3367153
14 14020938
15 58811032
16 248260925
17 1053893607
18 4496248445
19 19268100048
20 82902438819
21 357987967157
22 1550951132419
23 6739554074740
24 29366902576469
25 128287060703669

[1,1,2,6,18,61,220,822,3157,12378,49345,199441,
 815467,3367153,14020938,58811032,248260925,
 1053893607,4496248445,19268100048,82902438819,
 357987967157,1550951132419,6739554074740,
 29366902576469,128287060703669]

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Last modified January 19 10:37 EST 2021. Contains 340269 sequences. (Running on oeis4.)