Using the arrangement of letters in the margin, compute the number of paths that spell the word MATHEMATICS if all paths must start at the top and move diagonally down through the letters.

Question

M
A A
T T T
H H H H
E E E
M M M M
A A A
T T
I I I
C C
S

I only got up to E E E, I don't know what to do after E E E

Answer 1

E E E \
M M M M /
A A A /
T T \
I I I/
C C/
S