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A218677 as a simple table

n a(n)
0 1
1 1
2 3
3 14
4 79
5 516
6 3802
7 30668
8 268815
9 2522594
10 25201736
11 266014607
12 2953171684
13 34326755191
14 416313253084
15 5251970372080
16 68737673434847
17 931207966502919
18 13031639620371226
19 188051624603419973
20 2793741995189126920
21 42668132798523737471
22 669061042470049870917

[1,1,3,14,79,516,3802,30668,268815,2522594,
 25201736,266014607,2953171684,34326755191,
 416313253084,5251970372080,68737673434847,
 931207966502919,13031639620371226,
 188051624603419973,2793741995189126920,
 42668132798523737471,669061042470049870917]

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Last modified June 13 20:25 EDT 2021. Contains 345009 sequences. (Running on oeis4.)