OFFSET
1,1
COMMENTS
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..10000
FORMULA
Equals (1226 + 577*sqrt(2))/(1226 - 577*sqrt(2)).
Equals (3 + 2*sqrt(2))*(36 - sqrt(2))^2/(36 + sqrt(2))^2.
EXAMPLE
(1084467 + 707402*sqrt(2))/647^2 = 4.98050568059896510517...
MATHEMATICA
RealDigits[(1084467+707402*Sqrt[2])/647^2, 10, 100][[1]] (* G. C. Greubel, May 10 2018 *)
PROG
(PARI) (1084467+707402*sqrt(2))/647^2 \\ G. C. Greubel, May 10 2018
(Magma) (1084467+707402*Sqrt(2))/647^2; // G. C. Greubel, May 10 2018
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Klaus Brockhaus, Apr 21 2009
STATUS
approved