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A327680 as a simple table

n a(n)
0 0
1 1
2 7
3 44
4 358
5 2904
6 29112
7 296448
8 3520568
9 43482208
10 602603120
11 8712724080
12 138736978208
13 2302036052128
14 41417364992160
15 776413790063328
16 15597709327298944
17 325945020056535968
18 7238587734613470208
19 166897326948551436384
20 4061690336695535982048

[0,1,7,44,358,2904,29112,296448,3520568,43482208,
 602603120,8712724080,138736978208,2302036052128,
 41417364992160,776413790063328,15597709327298944,
 325945020056535968,7238587734613470208,
 166897326948551436384,4061690336695535982048]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)