The first of three consecutive positive integers the sum of the squares of which is equal to the sum of the squares of four consecutive positive integers.

A261972

The first of three consecutive positive integers the sum of the squares of which is equal to the sum of the squares of four consecutive positive integers.

Terms

    a(0) =25a(1) =361a(2) =5041a(3) =70225a(4) =978121a(5) =13623481a(6) =189750625a(7) =2642885281a(8) =36810643321a(9) =512706121225

External references