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A281650 as a simple table

n a(n)
1 2
2 400
3 7986
4 135444
5 2159590
6 32771472
7 483655876
8 6987992320
9 99358947608
10 1395010709860
11 19387305130218
12 267179720941768
13 3656156025688492
14 49732278903615588
15 672986584493901470
16 9066096794997480688

[2,400,7986,135444,2159590,32771472,483655876,
 6987992320,99358947608,1395010709860,
 19387305130218,267179720941768,3656156025688492,
 49732278903615588,672986584493901470,
 9066096794997480688]

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Last modified March 30 20:57 EDT 2023. Contains 361623 sequences. (Running on oeis4.)