5555449

Appears in sequences

• Smallest square starting with a string of n 5's.at n=3A034987
• Squares composed of digits {4,5,9}.at n=4A053955
• Numbers k such that the sum of the cubes of divisors of k is a prime.at n=18A063783
• a(n) = floor( {n concatenated with n n times }^(1/2) * 10 )^2.at n=4A114777
• Smallest square number starting with (at least) n identical digits.at n=3A192934