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A126455 as a simple table

n a(n)
0 1
1 3
2 15
3 220
4 7315
5 435897
6 40475358
7 5373200880
8 962889794295
9 223581013518060
10 65230517839369311
11 23345156728397937888
12 10052806195411162278095
13 5126493560257678027274800

[1,3,15,220,7315,435897,40475358,5373200880,
 962889794295,223581013518060,65230517839369311,
 23345156728397937888,10052806195411162278095,
 5126493560257678027274800]

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Last modified October 4 21:22 EDT 2022. Contains 357240 sequences. (Running on oeis4.)