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A093536 Least area common to n distinct primitive Pythagorean triangles. 1
6, 210, 13123110 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

No a(4) < 10^17.

LINKS

Table of n, a(n) for n=1..3.

EXAMPLE

a(2) = 210 is the smallest area common to 2 primitive Pythagorean triangles (viz. triples {20, 21, 29}, {12, 35, 37}); followed by 2730 (triples {60, 91, 109}, {28, 195, 197}); 7980 (triples {95, 168, 193}, {40, 399, 401}); 71610 (triples {341, 420, 541}, {132, 1085, 1093}); ...

CROSSREFS

Cf. A024407, A055193.

Sequence in context: A099788 A126676 A073100 * A002037 A030265 A275567

Adjacent sequences:  A093533 A093534 A093535 * A093537 A093538 A093539

KEYWORD

hard,more,nonn,bref

AUTHOR

Lekraj Beedassy, May 14 2004

EXTENSIONS

Corrected by Ray Chandler, Jul 02 2004

Removed a(0) and updated a(4) lower limit, Peter T. C. Radden, Dec 30 2012

STATUS

approved

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Last modified July 21 02:02 EDT 2019. Contains 325189 sequences. (Running on oeis4.)