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A254861 as a simple table

n a(n)
0 0
1 4
2 22
3 102
4 903
5 6310
6 46706
7 266823
8 2774348
9 16531372
10 419285780
11 3698719206
12 33962823012

[0,4,22,102,903,6310,46706,266823,2774348,
 16531372,419285780,3698719206,33962823012]

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Last modified April 18 13:29 EDT 2024. Contains 371780 sequences. (Running on oeis4.)