OFFSET
0,3
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..2000
EXAMPLE
a(2) = 3 because 10^(2/4) = 10^(1/2) = sqrt(10) = 3.16228...
a(3) = 5 because 10^(3/4) = 5.62341...
a(4) = 10 because 10^(4/4) = 10^1 = 10.
a(5) = 17 because 10^(5/4) = 17.78279...
MATHEMATICA
Table[Floor[10^(n/4)], {n, 0, 39}] (* Alonso del Arte, Jan 26 2013 *)
Floor[Surd[10, 4]^Range[0, 40]] (* Harvey P. Dale, Oct 26 2019 *)
PROG
(PARI) a(n)=sqrtint(sqrtint(10^n)) \\ Charles R Greathouse IV, Jan 27 2013
(Magma) [Floor(10^(n/4)): n in [0..37]]; // Vincenzo Librandi, May 30 2025
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
A few additional terms from Alonso del Arte, Jan 26 2013
STATUS
approved