id:A040013 - OEIS Search Results

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Continued fraction for sqrt(18).

+0
1

4, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4 (list; graph; listen)

	OFFSET	`0,1`
	LINKS	`G. Xiao, Contfrac` `Index entries for continued fractions for constants`
	FORMULA	`a(n)=6+2(-1)^n-4[C(2*n,n) mod 2], with n>=0 - Paolo P. Lava (ppl(AT)spl.at), Mar 03 2008`
	MAPLE	`Digits := 100: convert(evalf(sqrt(N)), confrac, 90, 'cvgts'):` `P:=proc(n) local i; for i from 0 by 1 to n do print(6+2(-1)^i-4(binomial(2*i, i) mod 2)); od; end: P(100); - Paolo P. Lava (ppl(AT)spl.at), Mar 03 2008`
	CROSSREFS	`Sequence in context: A091671 A137797 A021227 this_sequence A117973 A082075 A095727` `Adjacent sequences: A040010 A040011 A040012 this_sequence A040014 A040015 A040016`
	KEYWORD	`nonn,cofr,easy`
	AUTHOR	`njas`

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Last modified July 25 02:12 EDT 2008. Contains 142294 sequences.

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