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A278883 as a simple table

n a(n)
0 1
1 5
2 81
3 1872
4 51425
5 1565109
6 50979600
7 1742711616
8 61765676577
9 2251396558125
10 83924761860225
11 3186277484832000
12 122829049870699536
13 4796448751641900752
14 189381233826675892800
15 7549371503605704934656
16 303473219026059360959265
17 12289574902507266828093525
18 500960076377670398672062425
19 20540854991655352005504930000
20 846696245823312839372671355025
21 35068049224094584278339245227125
22 1458752047374053912228252043321600

[1,5,81,1872,51425,1565109,50979600,1742711616,
 61765676577,2251396558125,83924761860225,
 3186277484832000,122829049870699536,
 4796448751641900752,189381233826675892800,
 7549371503605704934656,303473219026059360959265,
 12289574902507266828093525,
 500960076377670398672062425,
 20540854991655352005504930000,
 846696245823312839372671355025,
 35068049224094584278339245227125,
 1458752047374053912228252043321600]

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)