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A119021 as a simple table

n a(n)
0 1
1 2
2 5
3 14
4 44
5 152
6 564
7 2200
8 8922
9 37460
10 162526
11 726772
12 3337360
13 15676000
14 75057142
15 365302740
16 1803191210
17 9011209620
18 45528658362
19 232340523516
20 1196799936312
21 6219980254704
22 32605664415000
23 172351828064208

[1,2,5,14,44,152,564,2200,8922,37460,162526,
 726772,3337360,15676000,75057142,365302740,
 1803191210,9011209620,45528658362,232340523516,
 1196799936312,6219980254704,32605664415000,
 172351828064208]

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Last modified September 20 01:41 EDT 2020. Contains 337249 sequences. (Running on oeis4.)