1000000003

Appears in sequences

• Numbers of the form 10^k + 1, 3, 7, or 9 for k>=1.at n=33A088265
• a(n) = smallest number that leads to a new cycle under the Kaprekar map of A151949.at n=18A151964
• Smallest n-digit number that is divisible by exactly 3 primes (counted with multiplicity).at n=9A180922
• a(n) is the smallest n-digit number with exactly 8 divisors, a(n) = 0 if no such number exists.at n=9A182675
• a(n) = 10^n + 3.at n=8A216179
• Least number k not divisible by 10 such that k^3 contains n zeros.at n=21A241489