A197977 Round((4*n+1/n)^n).

5, 72, 1876, 69729, 3363232, 199205127, 13982257729, 1134344816184, 104416147080711, 10750872867074586, 1224163955433850944, 152733676280699540998, 20719969553916698313304, 3036565789908881887393114

Offset: 1

Author

Vincenzo Librandi, Oct 20 2011

Keywords

• nonn

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..300

Crossrefs

Cf. A014056, A197324

Programs

Magma

[Round((4*n+1/n)^n): n in [1..20]]

Mathematica

Table[Round[(4n+1/n)^n],{n,20}] (* Harvey P. Dale, Aug 20 2013 *)