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A135676
a(n) = floor(n^(4/3) - n).
3
0, 0, 1, 2, 3, 4, 6, 8, 9, 11, 13, 15, 17, 19, 21, 24, 26, 29, 31, 34, 36, 39, 42, 45, 48, 51, 54, 57, 60, 63, 66, 69, 72, 76, 79, 82, 86, 89, 93, 96, 100, 103, 107, 111, 115, 118, 122, 126, 130, 134, 138, 142, 146, 150, 154, 158
OFFSET
1,4
LINKS
MATHEMATICA
Table[Floor[n^(4/3) - n], {n, 100}] (* Vincenzo Librandi, Feb 18 2013 *)
PROG
(Magma) [Floor(n^(4/3)-n): n in [1..100]]; // Vincenzo Librandi, Feb 18 2013
(PARI) a(n)=sqrtnint(n^4, 3)-n \\ Charles R Greathouse IV, Feb 07 2025
KEYWORD
nonn,easy
AUTHOR
Mohammad K. Azarian, Dec 01 2007
EXTENSIONS
Offset corrected by Mohammad K. Azarian, Nov 19 2008
STATUS
approved