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A347854 as a simple table

n a(n)
0 1
1 40
2 4620
3 622336
4 89237148
5 13236695040
6 2005604901300
7 308350245273600
8 47913489552349980
9 7505566011722039296
10 1183237138556438547120
11 187495217080545878999040
12 29836408028165719837829700
13 4764790302634058161217077248 

[1,40,4620,622336,89237148,13236695040,
 2005604901300,308350245273600,47913489552349980,
 7505566011722039296,1183237138556438547120,
 187495217080545878999040,
 29836408028165719837829700,
 4764790302634058161217077248]

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Last modified April 25 10:51 EDT 2024. Contains 371967 sequences. (Running on oeis4.)