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A212453
a(n) = ceiling(4n + log(4n)).
8
6, 11, 15, 19, 23, 28, 32, 36, 40, 44, 48, 52, 56, 61, 65, 69, 73, 77, 81, 85, 89, 93, 97, 101, 105, 109, 113, 117, 121, 125, 129, 133, 137, 141, 145, 149, 153, 158, 162, 166, 170, 174, 178, 182, 186, 190, 194, 198, 202, 206, 210, 214, 218, 222, 226, 230
OFFSET
1,1
LINKS
MATHEMATICA
Table[Ceiling[4*n + Log[4*n]], {n, 100}] (* T. D. Noe, May 21 2012 *)
PROG
(Magma) [Ceiling(4*n + Log(4*n)): n in [1..80]]; // Vincenzo Librandi, Feb 14 2013
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Mohammad K. Azarian, May 17 2012
STATUS
approved