A diabolic square is a panmagic square (Hunter and Madachy 1975, p. 24; Madachy 1979, p. 87).
Diabolic Square
See also
Panmagic SquareExplore with Wolfram|Alpha
References
Hunter, J. A. H. and Madachy, J. S. "Mystic Arrays." Ch. 3 in Mathematical Diversions. New York: Dover, 1975.Madachy, J. S. Madachy's Mathematical Recreations. New York: Dover, 1979.Referenced on Wolfram|Alpha
Diabolic SquareCite this as:
Weisstein, Eric W. "Diabolic Square." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/DiabolicSquare.html