Contents of Volume 16,

**Journal of Recreational Mathematics**# Number 1

“Early Books on Magic Squares,” by William L. Schaaf

“A Note on Knight Interchange Problems,” by Harold Reiter

“Tackling a Ticklish Type of Tic-Tac-Toe (or the Case of the
[Almost] Total Tactics),” by Ira Rosenholtz

“Pentamorphic Numbers,” by Charles W. Trigg

“From Dots and Boxes to Maps and Regions, and Beyond,” by
Frank Harary

“Testing for Bias in Beauty Pageant Judging,” by Paul M.
Sommers

“The Tenth Annual Mathematics Olympics,” by Fred C. Barnett,
David L. Sherry and James R. Weaver

Book Reviews, edited by Charles W. Trigg

Alphametics and Solutions to 15(1) Alphametics, edited by
Steven Kahan

Problems and Conjectures, edited by Joseph S. Madachy

Solutions to Problems and Conjectures, edited by Romae
Cormier

Solvers’ List

Letters to the Editor

# Number 2

“Vestpocket Bibliographies No. 1: Pythagoras and Rational
Triangles; Geoboards and Lattices,” by William L. Schaaf

“Two Very Long Top-Down Recursively Prime Sequences,” by
John Michael Schram

“Consecutive-Even-Digit Integers,” by Charles W. Trigg

“Facetious Derivatives,” by Charles W. Trigg

“Triangular Peg Solitaire – A New Result,” by Benjamin L.
Schwartz and Hayo Ahlburg

“Tiling Rectangles With T and C Pentominoes,” by Earl S.
Kramer

“A Magic Asteroid,” by Gakuho Abe

“A Diophantine Equation,” by Barry Powell

“Nine-Digit Square Arrays With a Divisibility-by-Nine
Property,” by Charles W. Trigg

“Clued Sentiment,” by Charles W. Trigg

“Sum of the First n Triangles a Triangle, or the Difference
of Two Quartics,” by Harvey J. Hindin

Letters to the Editor

Answers to Facetious Derivatives

Book Reviews, edited by Charles W. Trigg

Alphametics and Solutions to 15(2) Alphametics, edited by
Steven Kahan

Problems and Conjectures

Answers to Clued Sentiment

Solutions to Problems and Conjectures

Solvers’ List

# Number 3

“Reel Analysis,” by Paul M. Sommers

“Durable Palindromic Primes,” by Charles W. Trigg

“Palindromes and Consecutive Digits,” by Charles W. Trigg

“Vestpocket Bibliographies No. 2: Combinatorics, Gambling
and Sports,” by William L. Schaaf

“Achievement and Avoidance Games on Finite Configurations,”
by Frank Harary

“A Curiosity Follow-Through: Trisection?” by Vincent J.
Hawkins

“Stars, Hexes, Triangular Numbers and Pythagorean Triples,”
by Harvey J. Hindin

“Pandiagonal Prime Magics Squares of Order 4,” by Allan
William Johnson, Jr

“A Recurrence Relation for Fermat Numbers,” by John Michael
Schram

“Tiling Rectangles with Pairs of Pentominoes,” by Earl S.
Kramer and Frits Göbel

“Tetrahedral Numbers With Distinct Digits,” by Charles W.
Trigg

“Filler Fun,” by Charles W. Trigg

Book Reviews, edited by Charles W. Trigg

Alphametics and Solutions to 15(3) Alphametics, edited by
Steven Kahan

Problems and Conjectures, edited by Joseph S. Madachy

Solutions to 13(3) Problems and Conjectures, edited by
Joseph S. Madachy

Solvers’ List

# Number 4

“Latin Square Achievement Games,” by Frank Harary and
Christopher Leary

Letters to the Editor

“Another Property of 1729,” by Harvey J. Hindin

“Titanic Primes,” by Samuel Yates

“On Pandiagonal Symmetrical Magic Squares of Order 6,” by
Allan William Johnson, Jr.

“Vestpocket Bibliographies No.3: Tessellations and
Polyominoes, Art and Music,” by William L. Schaaf

“Recursively Prime Trees,” by John Michael Schram

Book Reviews, edited by Charles W, Trigg

Alphametics and Solutions to 15(4) Alphametics, edited by
Steven Kahan

Problems and Conjectures, edited by Joseph S. Madachy

Solutions to Problems and Conjectures, edited by Joseph S.
Madachy

Solvers’ List

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