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A003209 as a simple table

n a(n)
0 1
1 12
2 84
3 504
4 3012
5 17142
6 96228
7 532028
8 2918388
9 15763956

[1,12,84,504,3012,17142,96228,532028,2918388,
 15763956]

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Last modified March 18 22:56 EDT 2024. Contains 370952 sequences. (Running on oeis4.)