(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

Its a series of triangles, the data table being

n-#

1-1

2-3

3-6

4-10

5-15

I need a general equation in terms of n.

2. Relevant equations

3. The attempt at a solution

I cant really find anything. The solution has to be non-recursive, and i can find a bunch of patterns, but all of them rely on the term before and after.

AAAAAAAAAAAAAAAAAH.

**Physics Forums | Science Articles, Homework Help, Discussion**

Dismiss Notice

Join Physics Forums Today!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Homework Help: Math Stellar numbers IB portfolio

**Physics Forums | Science Articles, Homework Help, Discussion**