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A223638 as a simple table

n a(n)
1 2
2 16
3 218
4 2962
5 36947
6 428187
7 4682514
8 49045356
9 497721760
10 4944054774

[2,16,218,2962,36947,428187,4682514,49045356,
 497721760,4944054774]

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Last modified January 16 14:39 EST 2022. Contains 350376 sequences. (Running on oeis4.)