OFFSET
2,1
COMMENTS
First denominator of continued fraction representing 2^(1/n): [1,a(n),....] so that 1+1/a(n) is first convergent for 2^(1/n). - Carmine Suriano, Apr 29 2014
LINKS
Melvyn B. Nathanson, On the fractional parts of roots of positive real numbers, Amer. Math. Monthly, 120 (2013), 409-429.
FORMULA
a(n) = floor(n/log(2)-1/2). - Andrey Zabolotskiy, Dec 01 2017
MATHEMATICA
th = 2; t = Table[Floor[1/FractionalPart[th^(1/n)]], {n, 2, 100}]
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
T. D. Noe, Apr 26 2013
STATUS
approved