The On-Line Encyclopedia of Integer Sequences catalogues hundreds of thousands of integer sequences, and has been cited in thousands of research papers. The goal of this project is to discover new ...

For anyone who deals with number sequences, the Online Encyclopedia of Integer Sequences is the most important search engine in the world. It is the work of the British-Australian mathematician Neil ...

That prime numbers and powers of 2 fascinate many people comes as no surprise. In fact, all numbers split into two camps: interesting and boring You may wonder: Is there any number that is not ...

Neil Sloane is considered by some to be one of the most influential mathematicians of our time. That’s not because of any particular theorem the 75-year-old Welsh native has proved, though over the ...

Number sequences are sets of numbers that follow a pattern or a rule. Each number in a sequence is called a term. There are some special sequences that you should recognise. The most important of ...