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A120213
"a" values providing solution x != b in A120211, i.e., in y^2 = x*(a^2 - x)*(b^2 + x) with a, b legs in primitive Pythagorean triads.
3
4, 12, 12, 15, 15, 16, 20, 20, 21, 24, 24, 28, 28, 32, 33, 35, 36, 36, 39, 40, 40, 44, 44, 45, 48, 48, 51, 52, 52, 55, 56, 56, 57, 60, 60, 60, 60, 63, 64, 65, 68, 68, 69, 72, 72, 75, 76, 76, 77, 77
OFFSET
0,1
EXAMPLE
Primitive Pythagorean triad: 4, 3, 5.
Weierstrass equation: y^2 = x*(4^2 - x)*(3^2 + x).
Smallest integer solution: (x, y) = (6,30).
As x != b, a = 4 is in the sequence.
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved