How many ways are there to paint each of the integers 2,3, \ldots, 9 either red, green, or blue so that each number has a different color from each of its proper divisors?
Answer Choices
A. 144
B. 216
C. 256
D. 384
E. 432
How many ways are there to paint each of the integers 2,3, \ldots, 9 either red, green, or blue so that each number has a different color from each of its proper divisors?
Answer Choices
A. 144
B. 216
C. 256
D. 384
E. 432