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 A040428 Continued fraction for sqrt(450). 2
 21, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4, 42, 4, 1, 2, 4, 2, 1, 4 (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)=(1/56)*{-251*(n mod 8)-6*[(n+1) mod 8]+22*[(n+2) mod 8]+29*[(n+3) mod 8]+[(n+4) mod 8]+8*[(n+5) mod 8]+36*[(n+6) mod 8]+281*[(n+7) mod 8]}-21*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, Apr 30 2009] MAPLE with(numtheory): Digits := 300: convert(evalf(sqrt(450)), confrac); CROSSREFS Sequence in context: A077690 A018855 A263277 * A040429 A082128 A034082 Adjacent sequences:  A040425 A040426 A040427 * A040429 A040430 A040431 KEYWORD nonn,cofr,easy,less AUTHOR STATUS approved

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Last modified August 19 04:34 EDT 2019. Contains 326109 sequences. (Running on oeis4.)