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A212447
a(n) = floor(3n + log(3n)).
6
4, 7, 11, 14, 17, 20, 24, 27, 30, 33, 36, 39, 42, 45, 48, 51, 54, 57, 61, 64, 67, 70, 73, 76, 79, 82, 85, 88, 91, 94, 97, 100, 103, 106, 109, 112, 115, 118, 121, 124, 127, 130, 133, 136, 139, 142, 145, 148, 151, 155, 158, 161, 164, 167, 170, 173, 176, 179
OFFSET
1,1
LINKS
MATHEMATICA
Table[Floor[3*n + Log[3*n]], {n, 100}] (* T. D. Noe, May 21 2012 *)
PROG
(Magma) [Floor(3*n + Log(3*n)): n in [1..80]]; // Vincenzo Librandi, Feb 15 2013
(PARI) a(n)=3*n+log(3*n)\1 \\ Charles R Greathouse IV, Sep 04 2015
KEYWORD
nonn,easy
AUTHOR
Mohammad K. Azarian, May 17 2012
STATUS
approved