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A070784
Square of second longest side of triangles with sides whose squares are integers and with positive integer area, ordered by longest side, then second longest side and finally shortest side.
4
2, 4, 5, 4, 5, 8, 4, 8, 10, 10, 6, 5, 8, 9, 12, 15, 5, 8, 10, 13, 13, 5, 8, 13, 16, 17, 10, 16, 8, 9, 10, 10, 13, 13, 16, 17, 17, 17, 18, 20, 20, 12, 15, 8, 13, 13, 16, 17, 17, 20, 20, 25, 10, 10, 16, 18, 20, 20, 20, 26, 24, 14, 9, 13, 16, 20, 20, 20, 25, 25, 29, 12, 24, 30, 30, 10
OFFSET
1,1
EXAMPLE
a(6)=8 since the triangle with sides sqrt(9), sqrt(8) and sqrt(5) has area 3.
CROSSREFS
KEYWORD
nonn
AUTHOR
Henry Bottomley, May 07 2002
STATUS
approved