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A122249
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Numerators of Hankel transform of 1/(2n+1).
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1
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1, 4, 256, 65536, 1073741824, 70368744177664, 73786976294838206464, 309485009821345068724781056, 332306998946228968225951765070086144, 1427247692705959881058285969449495136382746624
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OFFSET
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0,2
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COMMENTS
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Conjecture - requires proof.
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LINKS
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FORMULA
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a(n)=4^A122247(n); a(n)=4^sum{k=1..n, sum{j=0..n, floor(k/2^j)}};
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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STATUS
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approved
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