Total number of six-digit numbers that can be formed having the property that every succeeding digit is greater than the preceding digit is equal to

Q. The total number of $6$ digit numbers that can be formed, having the property that every succeeding digit is greater than the preceding digit is equal to

Q. Consider all the six digit numbers that can be formed using the digits $1,2,3,4,5$ and $6$, each digit being used exactly once. Each of such six digit numbers have the property that for each digit, not more than two digits smaller than that digit appear to the right of that digit. Find the number of such six digit numbers having the desired property.

Q.

Six-digit odd numbers, greater than $6,00,000$ that can be formed using the digits $5,6,7,8,9$ and $0$ if repetition of digits is allowed is

Q. The total number of $6$ digited numbers greater than $400000$ that can be formed by using the digits $0,2,2,4,4,5$, is