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A071738 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 19
5 62
6 207
7 704
8 2431
9 8502
10 30056
11 107236
12 385662
13 1396652
14 5088865
15 18642420
16 68624295
17 253706790
18 941630580
19 3507232740
20 13105289370
21 49114150020
22 184560753390
23 695267483664
24 2625197720454
25 9933364416572

[1,1,2,6,19,62,207,704,2431,8502,30056,107236,
 385662,1396652,5088865,18642420,68624295,
 253706790,941630580,3507232740,13105289370,
 49114150020,184560753390,695267483664,
 2625197720454,9933364416572]

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Last modified December 2 13:15 EST 2021. Contains 349444 sequences. (Running on oeis4.)