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A280466 as a simple table

n a(n)
0 1
1 3
2 9
3 27
4 65
5 179
6 473
7 1163
8 2465
9 6371
10 15785
11 36539

[1,3,9,27,65,179,473,1163,2465,6371,15785,36539]

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Last modified October 27 01:00 EDT 2021. Contains 348270 sequences. (Running on oeis4.)