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A132607
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X-values of solutions to the equation X*(X + 1) - 11*Y^2 = 0.
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1
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0, 99, 39600, 15760899, 6272798400, 2496558002499, 993623812196400, 395459780696164899, 157391999093261433600, 62641620179337354408099, 24931207439377173792990000, 9922557919251935832255612099
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OFFSET
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0,2
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LINKS
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FORMULA
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a(n) = 398*a(n-1) - a(n-2) + 198; a(0)=0, a(1)=99.
G.f.: -99*x*(x+1)/((x-1)*(x^2 - 398*x + 1)). - Colin Barker, Oct 25 2012
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MATHEMATICA
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LinearRecurrence[{399, -399, 1}, {0, 99, 39600}, 20] (* Harvey P. Dale, Aug 12 2022 *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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