Is Number 7 a lucky number?

After the entire procedure is done, the surviving numbers are the 'lucky numbers'. They are: [math]1, 3, 7, 13, 15, 21cdots [/math]. As you can see [math]7[/math] is a lucky number. Here's the picture from Wikipedia that demonstrates the elimination process. read more

Besides, people with the lucky number 7 are doomed to be fortunate and get good opportunities which others try hard to seek. So to some extent, their success ought to be attributed to their good luck. read more

Why 'lucky 7' really is the world's magic number. Seven is the most significant number across religions and cultures; It also appears in some of the world's favourite fictional works read more