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A094632 as a simple table

n a(n)
0 1
1 0
2 3
3 4
4 21
5 55
6 198
7 609
8 2021
9 6460
10 21033
11 67859
12 219926
13 711165
14 2302233
15 7448804
16 24107061
17 78008495
18 252446598
19 816924969
20 2643639901
21 8554973900
22 27684516753
23 89588913979
24 289915919446
25 938187455205
26 3036038652273

[1,0,3,4,21,55,198,609,2021,6460,21033,67859,
 219926,711165,2302233,7448804,24107061,78008495,
 252446598,816924969,2643639901,8554973900,
 27684516753,89588913979,289915919446,938187455205,
 3036038652273]

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Last modified March 30 21:19 EDT 2020. Contains 333132 sequences. (Running on oeis4.)