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A155337 as a simple table

n a(n)
4 1
5 4
6 10
7 22
8 40
9 161
10 562
11 3058
12 15699
13 98124
14 620233
15 5239100
16 48386446
17 558536676
18 7037622489
19 106784846181

[1,4,10,22,40,161,562,3058,15699,98124,620233,
 5239100,48386446,558536676,7037622489,
 106784846181]

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Last modified April 11 18:59 EDT 2021. Contains 342888 sequences. (Running on oeis4.)