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A123405 as a simple table

n a(n)
1 1
2 2
3 4
4 11
5 33
6 147
7 896
8 8673
9 130683
10 3012745

[1,2,4,11,33,147,896,8673,130683,3012745]

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Last modified March 28 18:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)