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A245854 as a simple table

n a(n)
1 1
2 2
3 12
4 68
5 520
6 4542
7 46550
8 540136
9 7045020
10 101865410
11 1619046418
12 28053492348
13 526430246264
14 10636085523910
15 230214619661790
16 5314695463338704
17 130356558777712468
18 3385311352838750538
19 92797887464933030762
20 2677623216872061223780
21 81123642038690958720048

[1,2,12,68,520,4542,46550,540136,7045020,
 101865410,1619046418,28053492348,526430246264,
 10636085523910,230214619661790,5314695463338704,
 130356558777712468,3385311352838750538,
 92797887464933030762,2677623216872061223780,
 81123642038690958720048]

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Last modified April 18 08:08 EDT 2024. Contains 371769 sequences. (Running on oeis4.)