A197598 Floor((9n+1/n)^n).
10, 342, 20421, 1726760, 188665362, 25257633873, 4001931082417, 732295911309956, 151957855559538858, 35257207352182955134, 9044237131202445725077, 2541585712463861383036826, 776473970630759909605090447, 256232041409079180707274204957
Offset: 1
Links
- Vincenzo Librandi, Table of n, a(n) for n = 1..250
Crossrefs
Cf. A014052.
Programs
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Magma
[Floor((9*n+1/n)^n): n in [1..20]]
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Mathematica
Table[Floor[(9n+1/n)^n],{n,20}] (* Harvey P. Dale, Nov 07 2019 *)
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PARI
a(n)=floor((9*n+1/n)^n) \\ Charles R Greathouse IV, Dec 27 2011