A212452 Ceiling(3n + log(3n)).

5, 8, 12, 15, 18, 21, 25, 28, 31, 34, 37, 40, 43, 46, 49, 52, 55, 58, 62, 65, 68, 71, 74, 77, 80, 83, 86, 89, 92, 95, 98, 101, 104, 107, 110, 113, 116, 119, 122, 125, 128, 131, 134, 137, 140, 143, 146, 149, 152, 156, 159, 162, 165, 168, 171, 174, 177, 180

Offset: 1

Author

Mohammad K. Azarian, May 17 2012

Keywords

• nonn
• easy

Links

• Vincenzo Librandi, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A000523, A062153, A102572, A212445-A212454.

Programs

Magma

[Ceiling(3*n + Log(3*n)): n in [1..80]]; // Vincenzo Librandi, Feb 14 2013

Mathematica

Table[Ceiling[3*n + Log[3*n]], {n, 100}] (* T. D. Noe, May 21 2012 *)