**Contents of Journal of Recreational Mathematics Volume 30**

**Number 1**

“A Fibonacci Desert Storm,” by Andres Simoson

“The Fractal Geometry of the Boundary of Dragon
Curves,” by Angel Chang and Tianrong Zhang

“Counting Certain Triangles of Modular Sums,” by Marc
Roth and Harry L. Nelson

“Binary Quadratic Forms of the Type X

^{2}+ N*Y^{2}and Their Extensions,” by S. Alex Siklos
“Prime Poor Equations of the Form I = x

^{2}– x + c, c Odd,” by Robert S. Sery
“Divisor Advisory,” by Steven Kahan

“Additional Remarks Concerning the Pythagorean
Triplets,” by R. M. Sternheimer

“A Problem of Euler – A New Set of Solutions,” by
Kenneth R. Levingston

“Chains of Arithmetical Progressions Among Squares,”
by Kenneth R. Levingston

Book Reviews, edited by Charles Ashbacher

Alphametics and Solutions to 29(1) Alphametics, edited
by Steven Kahan

Problems and Conjectures, edited by Colin R. J.
Singleton

Solutions to Problems and Conjectures, edited by Colin
R. J. Singleton

Proposers’ and Solver’s List for Problems and
Conjectures 29(1)

**Number 2**

“The Cat in the Hat Came Back Again . . .,” by Dane R.
Camp

“Slightly Different Prime Powers,” by Steven Kahan and
Gil Traub

“Hexacubes,” by Jean Meeus and P. J. Torbijn

“Three Cubed,” by Monte J. Zerger

“A Note on a Conjecture about the Pseudo-Smarandache
Function,” by Russell Euler and Jawad Sadek

“Magic Rectangle,” by Edward W. Shineman, Jr.

“Magic Diamond for the New Millenium,” by Edward W.
Shineman, Jr.

“Minimal Primes,” by Jeffrey Shallit

“Sultans of Swat and the Runs Test,” by Paul M.
Sommers

“Generating Heronian Triangles with Consecutive
Integer Sides,” by Michael P. Cohen

“From Inlaid Squares to Ornate Cube,” by John R.
Hendricks

Book Reviews, edited by Charles Ashbacher

Alphametics and Solutions to 29(2) Alphametics, edited
by Steven Kahan

Problems and Conjectures, edited by Colin R. J.
Singleton

Solutions to Problems and Conjectures, edited by Colin
R. J. Singleton

Proposers’ and Solver’s List for Problems and
Conjectures 29(2)

**Number 3**

“Palindromic Prime Pyramids,” by G. L. Honaker, Jr.
and Chris K. Caldwell

“Prime Trees,” by Ray C. Ellis, Jr., and Fred M. Ellis

Letter to the Editor, “Polystick Update,” by Brian R.
Barwell

“Mastermind,” by Donald L. Greenwell

“The Mastermind Novice,” by Peter F. Swaszek

“Twin Prime Conjectures,” by Harvey Dubner

“Some Results Concerning Cyclic Numbers,” by David
Rimer

Book Reviews, edited by Charles Ashbacher

Alphametics and Solutions to 29(3) Alphametics, edited
by Steven Kahan

Problems and Conjectures, edited by Colin R. J.
Singleton

Solutions to Problems and Conjectures, edited by Colin
R. J. Singleton

Proposers’ and Solver’s List for Problems and
Conjectures 29(3)

**Number 4**

“Hinged Polyominoes, Caterpillars and Bishops,” by
John J. Watkins, Arden Rzewnicki and Sarah Eisen

“The Pronic Renaissance II, The Ellerstein Square
Spiral (A Periodic Table of Numerical Elements),” by Stuart Ellerstein

“The Number of Squares on a Geoboard,” by Russell
Euler and Jawad Sadek

Errata

“An Open Question Concerning 2

^{2,147,483,647}– 1,” by Hud Hudson
“The Universe of 3

^{2}– Lattice Polygons,” by Jane I. Lataille
“Large Pentomino Rectangles with Central Holes,” by C.
S. Metchette

Book Reviews, edited by Charles Ashbacher

Alphametics and Solutions to 29(4) Alphametics, edited
by Steven Kahan

Problems and Conjectures, edited by Colin R. J.
Singleton

Solutions to Problems and Conjectures, edited by Colin
R. J. Singleton

Proposers’ and Solver’s List for Problems and
Conjectures 29(4)

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