OFFSET
1,1
COMMENTS
Continued fraction expansion is 5 followed by {3, 2, 3, 10} repeated. - Harry J. Smith, Jun 04 2009
LINKS
Harry J. Smith, Table of n, a(n) for n = 1..20000
John W. Layman, The Hankel Transform and Some of its Properties, J. Integer Sequences, 4 (2001), #01.1.5.
FORMULA
Equals 2*A010465. - R. J. Mathar, Jan 14 2021
EXAMPLE
5.2915026221291811810032315072785208514205183661649003607366689184... - Harry J. Smith, Jun 04 2009
MATHEMATICA
RealDigits[N[Sqrt[28], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 22 2011 *)
PROG
(PARI) { default(realprecision, 20080); x=sqrt(28); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010483.txt", n, " ", d)); } \\ Harry J. Smith, Jun 04 2009
CROSSREFS
KEYWORD
AUTHOR
STATUS
approved