OFFSET
1,5
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MATHEMATICA
Table[Floor[n - n^(2/3)], {n, 100}] (* Vincenzo Librandi, Feb 18 2013 *)
PROG
(Magma) [Floor(n-n^(2/3)): n in [1..100]]; // Vincenzo Librandi, Feb 18 2013
(PARI) a(n)=n-sqrtnint(n^2-1, 3)-1 \\ Charles R Greathouse IV, Sep 02 2015
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Mohammad K. Azarian, Nov 25 2007
EXTENSIONS
Offset corrected by Mohammad K. Azarian, Nov 19 2008
STATUS
approved