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A040253 Continued fraction for sqrt(270). +0
1
16, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3, 6, 3, 2, 32, 2, 3 (list; graph; listen)
OFFSET

0,1

LINKS

Index entries for continued fractions for constants

FORMULA

a(n)=(1/30)*{-134*(n mod 6)+21*[(n+1) mod 6]+31*[(n+2) mod 6]+[(n+3) mod 6]+11*[(n+4) mod 6]+166*[(n+5) mod 6]}-16*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava (ppl(AT)spl.at), Apr 20 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(270)), confrac);

CROSSREFS

Sequence in context: A065645 A037925 A040252 this_sequence A040254 A100079 A144532

Adjacent sequences: A040250 A040251 A040252 this_sequence A040254 A040255 A040256

KEYWORD

nonn,cofr,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.


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