OFFSET
1,1
LINKS
Harry J. Smith, Table of n, a(n) for n = 1..2000
Aviezri S. Fraenkel, Jonathan Levitt, Michael Shimshoni, Characterization of the set of values f(n)=[n alpha], n=1,2,..., Discrete Math. 2 (1972), no.4, 335-345.
Eric Weisstein's World of Mathematics, Beatty Sequence
FORMULA
a(n) = floor(n*Gamma(1/3)). - Michel Marcus, Jan 04 2015
MATHEMATICA
Table[Floor[n Gamma[1/3]], {n, 70}] (* Vincenzo Librandi, Jan 07 2015 *)
PROG
(PARI) { default(realprecision, 100); b=gamma(1/3); for (n = 1, 2000, write("b059551.txt", n, " ", floor(n*b)); ) } \\ Harry J. Smith, Jun 28 2009
(Magma) [Floor(n*Gamma(1/3)): n in [1..80]]; // Vincenzo Librandi, Jan 07 2015
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Mitch Harris, Jan 22 2001
STATUS
approved