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Search: id:A006339
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| A006339 |
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Least hypotenuse of n distinct Pythagorean triangles. |
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+0
3
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| 1, 5, 25, 125, 65, 3125, 15625, 325, 390625, 1953125, 1625, 48828125, 4225, 1105, 6103515625, 30517578125, 40625, 21125, 3814697265625, 203125, 95367431640625, 476837158203125, 5525, 11920928955078125, 274625
(list; graph; listen)
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OFFSET
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0,2
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LINKS
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Eric Weisstein's World of Mathematics, Pythagorean Triple
Eric Weisstein's World of Mathematics, Circle Lattice Points
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MATHEMATICA
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primeCon1Mod4 = Select[ Prime[ Range[ 50 ] ], (Mod[ #1, 4 ] == 1) & ]; (Times @@ (Take[ primeCon1Mod4, Length[ #1 ] ]^Reverse[ (#1 - 1)/2 ])) & /@ ((Join @@ (Table[ #1[ [ 1 ] ], {#1[ [ 2 ] ]} ] & /@ FactorInteger[ #1*2 + 1 ])) & /@ Range[ 0, 50 ]) - Albert Mao, Dec 03 2006
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CROSSREFS
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Except for offset, same as A046112.
Sequence in context: A036156 A097756 A046112 this_sequence A032534 A036151 A036149
Adjacent sequences: A006336 A006337 A006338 this_sequence A006340 A006341 A006342
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KEYWORD
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nonn
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AUTHOR
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David W. Wilson (davidwwilson(AT)comcast.net)
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