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A123281 as a simple table

n a(n)
1 1
2 1
3 1
4 5
5 19
6 205
7 1795
8 36317
9 636331
10 23679901
11 805351531
12 56294206205
13 3735873535339
14 502757743028605
15 65725984337422795
16 17309316971673776957
17 4485620580863732681131

[1,1,1,5,19,205,1795,36317,636331,23679901,
 805351531,56294206205,3735873535339,
 502757743028605,65725984337422795,
 17309316971673776957,4485620580863732681131]

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Last modified April 16 04:38 EDT 2024. Contains 371696 sequences. (Running on oeis4.)