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 A040878 Continued fraction for sqrt(909). 2
 30, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6, 60, 6, 1, 2, 6, 2, 1, 6 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 1). FORMULA a(n)=(1/8)*{-51*(n mod 8)-2*[(n+1) mod 8]+4*[(n+2) mod 8]+7*[(n+3) mod 8]-[(n+4) mod 8]+2*[(n+5) mod 8]+8*[(n+6) mod 8]+57*[(n+7) mod 8]}-30*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Jun 03 2009] MAPLE with(numtheory): Digits := 300: convert(evalf(sqrt(909)), confrac); MATHEMATICA ContinuedFraction[Sqrt[909], 120] (* or *) PadRight[{30}, 120, {60, 6, 1, 2, 6, 2, 1, 6}] (* Harvey P. Dale, Jul 26 2019 *) CROSSREFS Sequence in context: A040881 A255865 A299195 * A073460 A036390 A040879 Adjacent sequences:  A040875 A040876 A040877 * A040879 A040880 A040881 KEYWORD nonn,cofr,easy AUTHOR STATUS approved

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Last modified August 24 22:49 EDT 2019. Contains 326314 sequences. (Running on oeis4.)