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A083942
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Positions of breadth-first-wise encodings (A002542) of the complete binary trees (A084107) in A014486.
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2
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OFFSET
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0,3
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LINKS
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FORMULA
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a(n) = A080300(A002542(n)) [provided that 2^((2^n)-1)*((2^((2^n)-1))-1) is indeed the formula for A002542].
Let h(n) = -((C(2*n,n)*hypergeom([1,1/2+n],[2+n],4))/(1+n)+I*sqrt(3)/2+1/2). Assuming Adamchuk's conjecture a(n) = h(2^n) and A014138(n) = h(n+1). - Peter Luschny, Mar 09 2015
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CROSSREFS
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Cf. A014138 (partial sums of Catalan numbers), A000108 (Catalan Numbers).
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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