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A013723 as a simple table

n a(n)
0 18
1 5832
2 1889568
3 612220032
4 198359290368
5 64268410079232
6 20822964865671168
7 6746640616477458432
8 2185911559738696531968
9 708235345355337676357632
10 229468251895129407139872768

[18,5832,1889568,612220032,198359290368,
 64268410079232,20822964865671168,
 6746640616477458432,2185911559738696531968,
 708235345355337676357632,
 229468251895129407139872768]

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Last modified April 23 13:51 EDT 2024. Contains 371914 sequences. (Running on oeis4.)