online games, multiplayer games
Simcountry is an Online Digital World where you are the President of a country.
No download needed!
What is Simcountry?
Beginners Info
What is Simcountry?

Another Stupid Poll (White Giant)

Simcountry: Simcountry Bulletin Board  Another Stupid Poll (White Giant)

Nimz ..

Wednesday, March 09, 2005 - 09:52 pm Click here to edit this post
Triangular Number--Definition: The sum of all whole numbers less than or equal to a given whole number. Formula: n(n+1)/2

"Tetrahedral" Number (Analogous Pyramid Number)--Definition: The sum of all triangular numbers less than or equal to a given triangular number. Formula: n(n+1)(n+2)/6

N-dimensional "Triangular" Number--Definition: The sum of all (N-1)-dimensional "Triangular" Numbers less than or equal to a given (N-1)-dimensional "Triangular" Number, where N=2 gives the standard Triangular Number. Formula: (N+n-1)!/((n-1)!N!)

Okay, that was fun

Simcountry Introduction