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A266923 as a simple table

n a(n)
1 2
2 23
3 376
4 7137
5 147378
6 3267167
7 75854154
8 1829256370
9 45273247748
10 1145456541787
11 29456215803420
12 768195833428293
13 20256437927385064
14 539323068676734715
15 14474594537260948272
16 391230710374639508192

[2,23,376,7137,147378,3267167,75854154,1829256370,
 45273247748,1145456541787,29456215803420,
 768195833428293,20256437927385064,
 539323068676734715,14474594537260948272,
 391230710374639508192]

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Last modified December 9 15:50 EST 2022. Contains 358700 sequences. (Running on oeis4.)