All numbers are even.

There is at least one 7.

The same number appears exactly twice.

The same number appears exactly three consecutive times.

Exactly one 1 and one 6 are present.

There are less than three 4's.

The numbers 1, 2, 3, and 4 are all present.

Exactly two different odd numbers are present; the other two numbers are even.

All numbers are 0's.

The second number is odd.

The third and fourth numbers are 4's.

The first and fourth numbers are the same.

There are only 8's and 9's. (At least one of each is present)

There are no 4's, 7's, or 8's.

Exactly one 2 is adjacent to each 7. (At least one 7 is present)

There are more 0's than 6's.

All numbers are different.

The two digit number '24' appears exactly once.

Exactly three different numbers appear.

Exactly one 6 and zero 2's are present.