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A219308 as a simple table

n a(n)
1 21
2 405
3 9233
4 200376
5 4215579
6 89981627
7 1935133104
8 41520773667
9 888957906061
10 19043081452793
11 408152775865291
12 8747035260806150
13 187430143072289130
14 4016312124315997845
15 86065761676864158937 

[21,405,9233,200376,4215579,89981627,1935133104,
 41520773667,888957906061,19043081452793,
 408152775865291,8747035260806150,
 187430143072289130,4016312124315997845,
 86065761676864158937]

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Last modified April 16 17:00 EDT 2024. Contains 371749 sequences. (Running on oeis4.)