Richards S.P. A Number for Your Thoughts: Facts and Speculations About Numbers from Euclid to the Latest Computers

New Providence: Stephen P. Richards, 1982. — 207 p.
ISBN: 0-9608224-0-2.Counting.
The Search for Prime Numbers.
The World Record Holders.
The Distribution of Primes.
Prime Races, Emirps, and More.
The Baffling Law of Benford.
What is so Special about 6174?
Number Patterns and Symmetries.
Numbers Perfect, Friendly, and Weird.
How do These Series End?
Fermat's Legendary Last Theorem.
Shapely Numbers and Mr. Waring.
Magic Squares and Cubes.
How can Anything so Simple be so Difficult?
Nearly All Numbers are Insane.
Cyclic Numbers and their Secret.
Pi, a Transcendental Number.
Most Numbers are Normal, but it's Tough to Find One.
A Different Way of Counting Geometric Numbers.
Two Dimensional Numbers.
Counting the Infinite.