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A161967 as a simple table

n a(n)
0 1
1 1
2 3
3 22
4 317
5 7596
6 270727
7 13332544
8 862740153
9 70762448080
10 7161344443691
11 875732817920544
12 127244974218410677
13 21666397760623131712
14 4273075677258426773295
15 966395699152796722817536

[1,1,3,22,317,7596,270727,13332544,862740153,
 70762448080,7161344443691,875732817920544,
 127244974218410677,21666397760623131712,
 4273075677258426773295,966395699152796722817536]

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Last modified January 26 23:54 EST 2022. Contains 350601 sequences. (Running on oeis4.)