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A227821 as a simple table

n a(n)
0 1
1 1
2 1
3 3
4 23
5 319
6 6857
7 209259
8 8563855
9 451423559
10 29740026091
11 2391941092881
12 230478978551687
13 26197466746328951
14 3467374262207936333
15 528520864124393733623
16 91899269489447224280211
17 18078003975588275698610731
18 3994026796748854058413543011
19 984658830428133667413074092081

[1,1,1,3,23,319,6857,209259,8563855,451423559,
 29740026091,2391941092881,230478978551687,
 26197466746328951,3467374262207936333,
 528520864124393733623,91899269489447224280211,
 18078003975588275698610731,
 3994026796748854058413543011,
 984658830428133667413074092081]

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Last modified September 16 08:47 EDT 2024. Contains 375959 sequences. (Running on oeis4.)