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A253488 as a simple table

n a(n)
1 81
2 1377
3 4196
4 10477
5 32652
6 113573
7 415106
8 1561268
9 5980490
10 23190284
11 90686546
12 356759588
13 1409549210
14 5586667004 

[81,1377,4196,10477,32652,113573,415106,1561268,
 5980490,23190284,90686546,356759588,1409549210,
 5586667004]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)