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A232453 as a simple table

n a(n)
1 3
2 51
3 381
4 3015
5 24651
6 198945
7 1607067
8 12991131
9 104990445
10 848511855
11 6857610579
12 55422433089
13 447917887827
14 3620023336611
15 29256629564061
16 236448855048951
17 1910953595190267
18 15444116384727393
19 124817646797556651

[3,51,381,3015,24651,198945,1607067,12991131,
 104990445,848511855,6857610579,55422433089,
 447917887827,3620023336611,29256629564061,
 236448855048951,1910953595190267,
 15444116384727393,124817646797556651]

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Last modified March 5 05:10 EST 2024. Contains 370537 sequences. (Running on oeis4.)