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Search: id:A129857
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| A129857 |
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Sequence allows us to find the solutions of the equation: X^2+(X+857)^2=Y^2. |
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+0
1
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| 0, 235, 1696, 2571, 3796, 12075, 17140, 24255, 72468, 101983, 143448, 424447, 596472, 838147, 2475928, 3478563, 4887148, 14432835, 20276620, 28486455, 84122796, 118182871, 166033296, 490305655, 688822320
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OFFSET
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0,2
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COMMENT
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Consider all Pythagorean triples (X,X+857,Y) ordered by increasing Y; sequence gives X values.
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FORMULA
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a(n)=6*a(n-3)-a(n-6)+1714 with: a(0)=0,a(1)=235,a(2)=1696,a(3)=2571,a(4)=3796, a(5)=12075.
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CROSSREFS
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Cf. A129288, A129289, A129298.
Sequence in context: A097487 A091427 A068663 this_sequence A138818 A138819 A138820
Adjacent sequences: A129854 A129855 A129856 this_sequence A129858 A129859 A129860
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KEYWORD
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nonn
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AUTHOR
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Mohamed Bouhamida (bhmd95(AT)yahoo.fr), Jun 03 2007
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