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A252214 as a simple table

n a(n)
1 1843
2 1437
3 3303
4 10486
5 35674
6 122694
7 420596
8 1446932
9 4990626
10 17183216
11 59122450
12 203560298
13 701041598
14 2413836224
15 8310468498
16 28613117980
17 98520290746
18 339220390968
19 1167963348088
20 4021394031706
21 13846106821196

[1843,1437,3303,10486,35674,122694,420596,1446932,
 4990626,17183216,59122450,203560298,701041598,
 2413836224,8310468498,28613117980,98520290746,
 339220390968,1167963348088,4021394031706,
 13846106821196]

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Last modified November 29 21:32 EST 2021. Contains 349416 sequences. (Running on oeis4.)