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A109317 as a simple table

n a(n)
0 1
1 1
2 2
3 6
4 22
5 94
6 446
7 2294
8 12542
9 71974
10 429342
11 2643606
12 16710382
13 107980870
14 710933118
15 4756345750
16 32265548622
17 221540438502
18 1537355395934
19 10768777480374
20 76063545106670
21 541277072787334
22 3877624448977150

[1,1,2,6,22,94,446,2294,12542,71974,429342,
 2643606,16710382,107980870,710933118,4756345750,
 32265548622,221540438502,1537355395934,
 10768777480374,76063545106670,541277072787334,
 3877624448977150]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)