37 Heaven Save
Collects information around the number thirty-seven.
http://magliery.com/37/   

Absolutely Abnormal Numbers Save
Published as math.NT/0006089, this note investigates numbers that are normal to no base whatsoever, and writes down explicitly such a number.
http://arxiv.org/abs/math.NT/0006089/   

Apéry's Constant Save
Describes the definition of the constant and some interpretations as well as a list of references to further work about the constant.
http://pauillac.inria.fr/algo/bsolve/...   

Arabic numerals Save
Describes the history of the arabic numeral system that is in use nearly all over the world today.
http://www-history.mcs.st-andrews.ac....   

Ask Dr. Math: History of the Terms Google and Googleplex Save
Explains how these very large numbers (1 followed by a hundred zeroes, and 1 followed by a google of zeroes, respectively) were named. With links to references. From Swarthmore's Dr. Math.
http://mathforum.org/library/drmath/v...   

Brun's Constant Save
Description of the constant, some related work and links to some further reading.
http://pauillac.inria.fr/algo/bsolve/...   

Catalan's Constant - G Save
Describes the mathematics behind the constant.
http://www.mathcad.com/library/consta...   

Catalan Number -- MathWorld Save
Illustration of the Catalan numbers related to Euler's polygon division problem.
http://mathworld.wolfram.com/CatalanN...   

Deep Thought - 42 Save
A website devoted to tracking the Ultimate Answer provided by the computer Deep Thought. Lists sightings of the number since early history.
http://www.empirenet.com/~dljones/   

Euler-Mascheroni Constant - g Save
Describes the mathematics behind this constant.
http://www.mathcad.com/library/consta...   

FAQ on Special Numbers Save
Answers to Frequently asked questions about special numbers.
http://www.faqs.org/faqs/sci-math-faq...   

Favorite Mathematical Constants Save
An in-depth explanation of the most important math constants.
http://pauillac.inria.fr/algo/bsolve/...   

Feigenbaum Constants Save
Describes the constants and their mathematical basis.
http://www.mathcad.com/library/consta...   

Fibonacci Numbers and the Golden section in Nature Save
Puzzles and things to do, for schools, teachers, colleges up to university level students, or just for recreation.
http://www.ee.surrey.ac.uk/Personal/R...   

Friedmann's S-Numbers Save
These are numbers where an expression can be given using the operations of addition and squaring, using the digits of a number in order, which gives the original number. Algorithms, theorems and results.
http://www.meden.demon.co.uk/Mathemat...   

Fun With Numbers Save
Includes some lists of numerals, relating to basic operations performed on certain constants. Not updated since 1995.
http://www.newdream.net/~sage/old/num...   

Heilbronn Triangle Constants Save
Heilbronn Triangle Constants
http://pauillac.inria.fr/algo/bsolve/...   

Indian numerals Save
Describes the history of the indian numeral system.
http://www-history.mcs.st-andrews.ac....   

Inverse Symbolic Calculator Save
A set of programs and specialized tables of mathematical constants dedicated to the identification of real numbers.
http://oldweb.cecm.sfu.ca/projects/IS...   

Jewish Encyclopedia: Numbers and Numerals Save
Discusses the uses and symbolism of various numbers in Hebrew literature.
http://www.jewishencyclopedia.com/vie...   

Just Who is Mr. 666? Save
Uses gematria to calculate the number of the beast, and evaluates what it may mean w/r specific Hebrew words and names in the Bible adding up to 666.
http://www.eingedi.org/666-2.html   

Mathemagic Save
In praise of the beauty of the numbers pi, e and phi.
http://members.aol.com/loosetooth/mat...   

Mathematical Constants and Computation Save
Essays, references, links, software.
http://numbers.computation.free.fr/Co...   

Notable Properties of Specific Numbers Save
A list of numbers with interesting properties.
http://home.earthlink.net/~mrob/pub/m...   

Number Gossip Save
Numerous special categories of numbers, searchable.
http://www.tanyakhovanova.com/Numbers/   

Pi Squared over Six Save
Dedicated to the transcendental number pi squared over six.
http://www.pisquaredoversix.force9.co...   

RJN's More Digits of Irrational Numbers Save
Several million digits of e, and the square roots of 2, 3, 5, 6, 7, 8, and 10.
http://antwrp.gsfc.nasa.gov/htmltest/...   

Square root of 2 Save
Provides information about the square root of 2, lists the first 1000 digits and provides links to pages with up to 5 million digits. Also contains download links for programming libraries for calculating numbers with high precision or many digits.
http://www.rossi.com/sqr2.htm   

Stewy's Site Save
The infinitesimal is the opposite of infinity, and mathematicians still argue over its existence. This page probes into one of the weirdest numbers in mathematics.
http://stewy6.tripod.com/infinitesima...   

Sum Beastliness Save
Some simple mathematics associated with 666, the Number of the Beast.
http://web.onetel.com/~amygdala/artic...   

The Golden Pentagon Save
MathPages depiction of tiling a plane using a progression of equilateral triangles dividing a pentagon. Most interesting is that this pentagon is uniquely and recursively divided by triangles, just as is seen in the more common recursive division of the Golden Rectangle.
http://mathpages.com/home/kmath153.htm   

Triangular Numbers Save
Properties of triangular numbers including reversible, happy, harshad, highly composite, deficient, abundant ones.
http://www.shyamsundergupta.com/trian...   

Vampire Numbers Save
Numbers with a factorization containing the same digits, e.g. 1530 = 30*51.
http://hjem.get2net.dk/jka/math/vampires   

Verbose.net Save
Dedicated to the natural order of the universe and to the irrational and logical chaos it presents.
http://www.verbose.net/   

Wikipedia - Mathematical constant Save
A list of constants with links to more detailed information.
http://en.wikipedia.org/wiki/Mathemat...   

World of Numbers Save
Contains a collection of randomly gathered numbers, curios, puzzles, palindromes and primes.
http://www.worldofnumbers.com/   

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