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A206782 as a simple table

n a(n)
1 20
2 400
3 4120
4 39276
5 316744
6 2431277
7 17515482
8 122505076
9 831545408
10 5542985790
11 36347298916
12 235599789563
13 1511905540616
14 9627564142088
15 60901858059234
16 383175178571448
17 2399618712548128
18 14968430954427611

[20,400,4120,39276,316744,2431277,17515482,
 122505076,831545408,5542985790,36347298916,
 235599789563,1511905540616,9627564142088,
 60901858059234,383175178571448,2399618712548128,
 14968430954427611]

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Last modified April 24 04:14 EDT 2024. Contains 371918 sequences. (Running on oeis4.)