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A121677 as a simple table

n a(n)
0 1
1 1
2 2
3 8
4 50
5 402
6 3932
7 45075
8 588450
9 8580542
10 137799497
11 2410575026
12 45531000715
13 921946835474
14 19895218322982
15 455271977561120
16 11000793881924130
17 279648297003419318
18 7454931579222301709

[1,1,2,8,50,402,3932,45075,588450,8580542,
 137799497,2410575026,45531000715,921946835474,
 19895218322982,455271977561120,11000793881924130,
 279648297003419318,7454931579222301709]

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Last modified April 15 13:47 EDT 2024. Contains 371689 sequences. (Running on oeis4.)