If you’re someone who loves a good brain teaser, you’ll want to put your mind to the test with this curious number puzzle. At first glance it might look like just another string of digits, but there's ...

An example of a linear sequence. A list of numbers or diagrams that are in a particular order is called a sequence close sequenceA sequence is a set of numbers that follow a certain rule. For example, ...

On average, there are as many prime numbers for which the sum of decimal digits is even as prime numbers for which it is odd. This hypothesis, first made in 1968, has recently been proven by ...