A197976 Round((3*n+1/n)^n).

4, 42, 813, 22519, 811368, 35946076, 1888624972, 114746269758, 7912720985079, 610470884770406, 52094956940751710, 4871691779130290166, 495409898474358881327, 54427906182810588386674, 6424384909407981686846705

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

Programs

Magma

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