Practical numbers z such that z^2 = x^2 + y^2 for some practical numbers x and y with gcd(x,y,z) = 4.

A294112

Practical numbers z such that z^2 = x^2 + y^2 for some practical numbers x and y with gcd(x,y,z) = 4.

Terms

    a(0) =20a(1) =100a(2) =260a(3) =340a(4) =500a(5) =740a(6) =820a(7) =1700a(8) =2900a(9) =3380a(10) =4100a(11) =5300a(12) =5780a(13) =6500a(14) =7540a(15) =8500a(16) =8900a(17) =9620a(18) =9860a(19) =10100a(20) =11300a(21) =12580a(22) =13700a(23) =13780a(24) =13940a(25) =14900a(26) =15860a(27) =16820a(28) =17300a(29) =18020

External references