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A007647 as a simple table

n a(n)
1 1
2 3
3 9
4 21
5 363
6 2161
7 4839
8 49521
9 105994
10 207777

[1,3,9,21,363,2161,4839,49521,105994,207777]

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Last modified March 28 04:13 EDT 2024. Contains 371235 sequences. (Running on oeis4.)