800738

Appears in sequences

• a(n) is the number of nonnegative integers k less than 10^n such that the decimal representation of k lacks at least one of the digits 1,2 and at least one of the digits 3,4,5,6,7,8,9.at n=5A125880
• Triangle read by rows: T(n,k) = number of parking functions of length n whose lead number is k.at n=29A298592