What's the site that tells you interesting things about a number?

Question

turtleyacht · Accepted Answer

Online Encyclopedia of Integer Sequences:https://oeis.org/

teh_klev · Answer

Sorry, title won't let me make more sense. There's a site that you can supply a number and it provides mathematical interesting facts about that number. Also I don't mean "numerology".Google is broken.

lantry · Answer

wikipedia? ex: https://en.m.wikipedia.org/wiki/9

What's the site that tells you interesting things about a number?

What's the site that tells you interesting things about a number?

Online Encyclopedia of Integer Sequences:
https://oeis.org/

Sorry, title won't let me make more sense. There's a site that you can supply a number and it provides mathematical interesting facts about that number. Also I don't mean "numerology".
Google is broken.

wikipedia? ex: https://en.m.wikipedia.org/wiki/9