Numbers k such that k^2 XOR (k+1)^2 is a square, and k^2 XOR (k+2)^2 is also a square, where XOR is the bitwise logical exclusive-or operator.

A224241

Numbers k such that k^2 XOR (k+1)^2 is a square, and k^2 XOR (k+2)^2 is also a square, where XOR is the bitwise logical exclusive-or operator.

Terms

    a(0) =0a(1) =3a(2) =130456a(3) =342096a(4) =1226720a(5) =291575011a(6) =379894587a(7) =523040160a(8) =15216609776a(9) =136622606520

External references