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A228551 as a simple table

n a(n)
0 1
1 1
2 2
3 12
4 146
5 2820
6 79682
7 3109932
8 163268786
9 11373086100
10 1049057429762
11 128748967088412
12 21220651011079346
13 4747770003765805380
14 1456585782002699624642
15 6390825031791150383749864

[1,1,2,12,146,2820,79682,3109932,163268786,
 11373086100,1049057429762,128748967088412,
 21220651011079346,4747770003765805380,
 1456585782002699624642,6390825031791150383749864]

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Last modified April 18 06:24 EDT 2024. Contains 371769 sequences. (Running on oeis4.)