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A040610
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Continued fraction for sqrt(636).
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0
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25, 4, 1, 1, 3, 3, 12, 3, 3, 1, 1, 4, 50, 4, 1, 1, 3, 3, 12, 3, 3, 1, 1, 4, 50, 4, 1, 1, 3, 3, 12, 3, 3, 1, 1, 4, 50, 4, 1, 1, 3, 3, 12, 3, 3, 1, 1, 4, 50, 4, 1, 1, 3, 3, 12, 3, 3, 1, 1, 4, 50, 4, 1, 1, 3, 3, 12, 3, 3, 1, 1, 4, 50, 4, 1, 1, 3, 3, 12, 3, 3, 1, 1, 4, 50, 4, 1
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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LINKS
| Index entries for continued fractions for constants
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FORMULA
| a(n)=(1/396)*{-1475*(n mod 12)-46*[(n+1) mod 12]+43*[(n+2) mod 12]+109*[(n+3) mod 12]+43*[(n+4) mod 12]+340*[(n+5) mod 12]-254*[(n+6) mod 12]+43*[(n+7) mod 12]-23*[(n+8) mod 12]+43*[(n+9) mod 12]+142*[(n+10) mod 12]+1561*[(n+11) mod 12]}-25*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (paoloplava(AT)gmail.com), May 15 2009]
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MAPLE
| with(numtheory): Digits := 300: convert(evalf(sqrt(636)), confrac);
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MATHEMATICA
| ContinuedFraction[Sqrt[636], 90] (* From Harvey P. Dale, Oct 24 2011 *)
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CROSSREFS
| Sequence in context: A040612 A040614 A040615 * A158786 A040611 A040608
Adjacent sequences: A040607 A040608 A040609 * A040611 A040612 A040613
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KEYWORD
| nonn,cofr,easy
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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