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A088713 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 24
5 118
6 674
7 4308
8 30062
9 225266
10 1791964
11 15009118
12 131566314
13 1201452248
14 11389283418
15 111761444078
16 1132680800640
17 11834071103246
18 127261591139010
19 1406778021294220
20 15967144849210158
21 185897394076705298

[1,1,2,6,24,118,674,4308,30062,225266,1791964,
 15009118,131566314,1201452248,11389283418,
 111761444078,1132680800640,11834071103246,
 127261591139010,1406778021294220,
 15967144849210158,185897394076705298]

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Last modified June 21 19:59 EDT 2021. Contains 345365 sequences. (Running on oeis4.)