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A221940 as a simple table

n a(n)
1 1
2 489
3 24535
4 1759041
5 119035112
6 8118923949
7 552777330287
8 37650441405451
9 2564181255574899
10 174635497977344862
11 11893675692936218866
12 810026663520753630706
13 55167419097633745309553
14 3757214394165203187203557

[1,489,24535,1759041,119035112,8118923949,
 552777330287,37650441405451,2564181255574899,
 174635497977344862,11893675692936218866,
 810026663520753630706,55167419097633745309553,
 3757214394165203187203557]

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Last modified May 19 05:04 EDT 2022. Contains 353826 sequences. (Running on oeis4.)