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A206402 as a simple table

n a(n)
1 1
2 3
3 26
4 422
5 9684
6 284536
7 10205264
8 432507008
9 21149344320
10 1172055816864
11 72593488746624
12 4969455399927168
13 372585629959484928
14 30363657581135890176
15 2672420848359072517632
16 252632488649577779398656
17 25529176319428221234402816
18 2746226455049097879478060032

[1,3,26,422,9684,284536,10205264,432507008,
 21149344320,1172055816864,72593488746624,
 4969455399927168,372585629959484928,
 30363657581135890176,2672420848359072517632,
 252632488649577779398656,
 25529176319428221234402816,
 2746226455049097879478060032]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)