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A232699 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 15
5 135
6 1875
7 38745
8 1168545
9 50017905
10 3029330745
11 257116925835
12 30546104308335
13 5065906139629335
14 1172940061645387035
15 379092680506164049425
16 171204492289446788997825
17 108139946568584292606269025
18 95671942593719946611454522225

[1,1,1,3,15,135,1875,38745,1168545,50017905,
 3029330745,257116925835,30546104308335,
 5065906139629335,1172940061645387035,
 379092680506164049425,171204492289446788997825,
 108139946568584292606269025,
 95671942593719946611454522225]

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Last modified April 19 19:02 EDT 2024. Contains 371798 sequences. (Running on oeis4.)