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A198247 as a simple table

n a(n)
1 1
2 5
3 40
4 485
5 6528
6 90641
7 1268648
8 17794141
9 249720000
10 3505037833
11 49198133832
12 690571872597
13 9693269289152
14 136060470673025
15 1909825721373608
16 26807451423465421
17 376285360845321600
18 5281765543824353657

[1,5,40,485,6528,90641,1268648,17794141,249720000,
 3505037833,49198133832,690571872597,9693269289152,
 136060470673025,1909825721373608,
 26807451423465421,376285360845321600,
 5281765543824353657]

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Last modified February 2 06:48 EST 2023. Contains 360000 sequences. (Running on oeis4.)