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A145529
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Numbers n such that there exists x in N : (x+1)^3-x^3=91*n^2.
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1
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1, 1453, 2112661, 3071807641, 4466406197353, 6494151539143621, 9442491871508627581, 13729376687022005359153, 19962504260438124283580881, 29025467465300345686321241821, 42203009732042442189786802026853, 61363147124922245643604323825802441
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OFFSET
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1,2
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LINKS
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FORMULA
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a(n+2) = 1454*a(n+1)-a(n).
G.f.: -x*(x-1) / (x^2-1454*x+1). - Colin Barker, Oct 20 2014
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PROG
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(PARI) Vec(-x*(x-1)/(x^2-1454*x+1) + O(x^20)) \\ Colin Barker, Oct 20 2014
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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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EXTENSIONS
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STATUS
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approved
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