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A091768 as a simple table

n a(n)
0 1
1 2
2 6
3 22
4 92
5 426
6 2150
7 11708
8 68282
9 423948
10 2788230
11 19341952
12 141003552
13 1076787624
14 8589843716
15 71404154928
16 617151121998
17 5535236798058
18 51426766394244
19 494145546973656
20 4903432458931118
21 50181840470551778
22 529009041574922566

[1,2,6,22,92,426,2150,11708,68282,423948,2788230,
 19341952,141003552,1076787624,8589843716,
 71404154928,617151121998,5535236798058,
 51426766394244,494145546973656,4903432458931118,
 50181840470551778,529009041574922566]

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Last modified May 15 18:29 EDT 2024. Contains 372549 sequences. (Running on oeis4.)