OFFSET
0,3
LINKS
Karl V. Keller, Jr., Table of n, a(n) for n = 0..1000
FORMULA
a(n) = floor(sqrt(n^23)).
EXAMPLE
for n = 4, floor(sqrt(n^23)) = 8388608.
MATHEMATICA
IntegerPart[Sqrt[#]]&/@(Range[0, 20]^23) (* Harvey P. Dale, Feb 03 2015 *)
PROG
(Python)
from decimal import *
getcontext().prec = 100
for n in range(0, 1001): print n, int(Decimal(n**23).sqrt())
(PARI) a(n)=sqrtint(n^23) \\ Charles R Greathouse IV, Oct 01 2014
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Karl V. Keller, Jr., Oct 01 2014
STATUS
approved