- Thread starter
- Admin
- #1

- Feb 14, 2012

- 3,835

\(\displaystyle 1 \;\;\; 3 \;\;\; 6 \;\;\;10 \;\;\; \cdots\)

\(\displaystyle 2 \;\;\;5 \;\;\;9 \;\;\; \cdots\)

\(\displaystyle 4 \;\;\;8 \;\;\; \cdots\)

\(\displaystyle 7 \;\;\; \cdots\)

Find the number of the line and column where the number 2002 stays.