OFFSET
1,3
LINKS
Harry J. Smith, Table of n, a(n) for n = 1..1000
EXAMPLE
a(4) = floor(1 + 1/(2^(1/3)) + 1/(3^(1/3)) + 1/(4^(1/3))) = 3.
MATHEMATICA
Table[ Floor[ Sum[1/k^(1/3), {k, 1, n} ]], {n, 1, 75} ]
Floor[Accumulate[1/CubeRoot[Range[80]]]] (* Harvey P. Dale, Feb 22 2023 *)
PROG
(PARI) { s=0; for (n=1, 1000, s+=1/n^(1/3); write("b067086.txt", n, " ", floor(s)) ) } \\ Harry J. Smith, May 12 2010
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Amarnath Murthy, Jan 07 2002
EXTENSIONS
More terms from Robert G. Wilson v, Jan 09 2002
STATUS
approved