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A050574 as a simple table

n a(n)
1 1
2 9
3 45
4 177
5 585
6 1409
7 2617
8 3465
9 6981
10 843205

[1,9,45,177,585,1409,2617,3465,6981,843205]

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Last modified April 18 15:16 EDT 2024. Contains 371780 sequences. (Running on oeis4.)