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A068968
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Sides of integer Heronian triangles [A068967(n), prime(A068967(n)), a(n)] with area A068969(n).
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3
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4, 35, 120, 113, 130, 260, 319, 252, 372, 609, 595, 1905, 2020, 5712, 5790, 6148, 7735, 8789, 13651, 14126, 14576, 14725, 21254, 19856, 25907, 29603
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OFFSET
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1,1
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LINKS
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Table of n, a(n) for n=1..26.
Eric Weisstein's World of Mathematics, Heronian Triangle.
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EXAMPLE
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a(5) = 37: [37, A000040(37), A068968(5)] = [37,157,130], with s = (36+157+130)/2 = 162: Area^2 = s*(s-37)*(s-157)*(s-130) = 162*125*5*32 = 3240000 = 1800*1800, therefore A068969(5) = 1800.
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CROSSREFS
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Sequence in context: A097382 A003349 A211612 * A185592 A011195 A025195
Adjacent sequences: A068965 A068966 A068967 * A068969 A068970 A068971
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KEYWORD
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nonn
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AUTHOR
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Reinhard Zumkeller, Mar 30 2002
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STATUS
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approved
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