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A192632
Denominators of the Diophantus-Dujella rational Diophantine quintuple: 1 + the product of any two distinct terms is a square.
4
16, 16, 4, 16, 10201
OFFSET
1,1
COMMENTS
Numerators are A192631. Diophantus found the rational Diophantine quadruple 1/16, 33/16, 17/4, 105/16. Dujella added a fifth rational number 549120/10201.
See A030063 and A192631 for additional comments, references, and links.
EXAMPLE
1/16, 33/16, 17/4, 105/16, 549120/10201.
1 + (1/16)*(33/16) = (17/16)^2.
1 + (33/16)*(549120/10201) = (1069/101)^2.
CROSSREFS
KEYWORD
nonn,fini,frac
AUTHOR
Jonathan Sondow, Jul 07 2011
STATUS
approved