A197766 Ceiling((6n+1/n)^n).
7, 157, 6163, 345818, 25120873, 2237952688, 236084694123, 28771727614750, 3977205817386553, 614815375624938277, 105089416995538138498, 19679693805738843682351, 4006775128162674717660622, 881207085092349552894218730, 208190711541113653367733416164
Offset: 1
Links
- Vincenzo Librandi, Table of n, a(n) for n = 1..300
Crossrefs
Cf. A014058.
Programs
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Magma
[Ceiling((6*n+1/n)^n): n in [1..20]]
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Mathematica
Table[Ceiling[(6n+1/n)^n],{n,20}] (* Harvey P. Dale, Jun 06 2020 *)
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PARI
a(n)=ceil((6*n+1/n)^n) \\ Charles R Greathouse IV, Nov 21 2011