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A333896 as a simple table

n a(n)
0 1
1 1
2 6
3 20
4 128
5 800
6 7252
7 78063
8 1059783
9 17120947
10 324989973
11 7091405557
12 175501697220
13 4869895326986
14 150149181850071
15 5105014674244446
16 190170557622677435
17 7718536219718200652
18 339658159537506154540
19 16135241804080190069164
20 824225772252119571338949

[1,1,6,20,128,800,7252,78063,1059783,17120947,
 324989973,7091405557,175501697220,4869895326986,
 150149181850071,5105014674244446,
 190170557622677435,7718536219718200652,
 339658159537506154540,16135241804080190069164,
 824225772252119571338949]

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Last modified March 28 16:58 EDT 2024. Contains 371254 sequences. (Running on oeis4.)