Prime Circle

A prime circle of order is a Circular Permutation of the numbers from 1 to with adjacent Pairs summing to a Prime. The number of prime circles for , 2, ..., are 1, 1, 1, 2, 48, ....

References

Filz, A. ``Problem 1046.'' J. Recr. Math. 14, 64, 1982.

Filz, A. ``Problem 1046.'' J. Recr. Math. 15, 71, 1983.

Guy, R. K. Unsolved Problems in Number Theory, 2nd ed. New York: Springer-Verlag, pp. 105-106, 1994.

• Plancherel's Theorem
• Planck's Radiation Function
• Plane
• Plane Curve
• Plane Cutting
• Plane Division
• Plane-Filling Curve
• Plane-Filling Function
• Plane Geometry
• Plane Partition
• Plane Symmetry Groups
• Planted Planar Tree
• Plastic Constant
• Plat
• Plateau Curves
• Plateau's Laws
• Plateau's Problem
• Platonic Solid
• Plato's Number
• Platykurtic
• p-Layer
• Playfair's Axiom
• Plethysm
• Plot
• Plouffe's Constant