OFFSET
1,1
COMMENTS
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..10000
FORMULA
Equals (1066 +433*sqrt(2))/(1066 -433*sqrt(2)).
Equals (3 +2*sqrt(2))*(25 -2*sqrt(2))^2/(25 +2*sqrt(2))^2.
EXAMPLE
(755667+461578*sqrt(2))/617^2 = 3.69970466100425404053...
MATHEMATICA
RealDigits[(755667+461578*Sqrt[2])/617^2, 10, 120][[1]] (* Harvey P. Dale, Oct 14 2017 *)
PROG
(PARI) (755667+461578*sqrt(2))/617^2 \\ G. C. Greubel, Apr 25 2018
(Magma) (755667+461578*Sqrt(2))/617^2; // G. C. Greubel, Apr 25 2018
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Klaus Brockhaus, May 18 2009
STATUS
approved