A197323 Floor((3*n+1/n)^n).

4, 42, 813, 22518, 811368, 35946075, 1888624971, 114746269757, 7912720985079, 610470884770406, 52094956940751710, 4871691779130290166, 495409898474358881326, 54427906182810588386673, 6424384909407981686846705, 810777549111969648699638306, 108944087230453697240059783283

Offset: 1

Author

Vincenzo Librandi, Oct 17 2011

Keywords

• nonn

Links

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

Crossrefs

Cf. A014052

Programs

Magma

[Floor((3*n+1/n)^n): n in [1..20]];

Mathematica

Table[Floor[(3n+1/n)^n],{n,20}] (* Harvey P. Dale, Dec 16 2012 *)