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A150030 as a simple table

n a(n)
0 1
1 2
2 6
3 16
4 62
5 209
6 826
7 2884
8 12299
9 46495
10 197275
11 752364
12 3328340
13 13257631
14 58135717
15 231929737
16 1046257805
17 4296230064
18 19202622824
19 78758167294
20 359644608451
21 1506796125323
22 6819578915478
23 28503632171786
24 131253674953941
25 557875859380520
26 2547299431112866
27 10794901911340637

[1,2,6,16,62,209,826,2884,12299,46495,197275,
 752364,3328340,13257631,58135717,231929737,
 1046257805,4296230064,19202622824,78758167294,
 359644608451,1506796125323,6819578915478,
 28503632171786,131253674953941,557875859380520,
 2547299431112866,10794901911340637]

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Last modified December 8 08:06 EST 2021. Contains 349594 sequences. (Running on oeis4.)