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Search: id:A115135
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| A115135 |
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Sequence allows us to find the solutions of the equation: X^2+(X+617)^2=Y^2. |
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+0
1
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| 0, 108, 1407, 1851, 2407, 9768, 12340, 15568, 58435, 73423, 92235, 342076, 429432, 539076, 1995255, 2504403, 3143455, 11630688, 14598220, 18322888, 67790107, 85086151, 106795107, 395111188, 495919920, 622448988
(list; graph; listen)
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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+617,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)+1234 with: a(0)=0,a(1)=108,a(2)=1407,a(3)=1851,a(4)=2407, a(5)=9768.
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CROSSREFS
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Cf. A129288, A129289, A129298.
Adjacent sequences: A115132 A115133 A115134 this_sequence A115136 A115137 A115138
Sequence in context: A129027 A101213 A096953 this_sequence A063809 A138784 A035812
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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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