This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A040431 Continued fraction for sqrt(453). 2
 21, 3, 1, 1, 10, 14, 10, 1, 1, 3, 42, 3, 1, 1, 10, 14, 10, 1, 1, 3, 42, 3, 1, 1, 10, 14, 10, 1, 1, 3, 42, 3, 1, 1, 10, 14, 10, 1, 1, 3, 42, 3, 1, 1, 10, 14, 10, 1, 1, 3, 42, 3, 1, 1, 10, 14, 10, 1, 1, 3, 42, 3, 1, 1, 10, 14, 10, 1, 1, 3, 42, 3, 1, 1, 10, 14, 10, 1 (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, 0, 0, 1). FORMULA a(n)=(1/450)*{-1669*(n mod 10)-4*[(n+1) mod 10]+86*[(n+2) mod 10]+491*[(n+3) mod 10]+266*[(n+4) mod 10]-94*[(n+5) mod 10]-319*[(n+6) mod 10]+86*[(n+7) mod 10]+176*[(n+8) mod 10]+1841*[(n+9) mod 10]}-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(453)), confrac); MATHEMATICA ContinuedFraction[Sqrt[453], 100] (* or *) PadRight[{21}, 100, {42, 3, 1, 1, 10, 14, 10, 1, 1, 3}] (* Harvey P. Dale, Jul 05 2019 *) CROSSREFS Sequence in context: A108718 A083122 A040440 * A040430 A040432 A035419 Adjacent sequences:  A040428 A040429 A040430 * A040432 A040433 A040434 KEYWORD nonn,cofr,easy,less AUTHOR STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified August 20 05:25 EDT 2019. Contains 326139 sequences. (Running on oeis4.)