28354

Appears in sequences

• a(n+1) is the smallest number > a(n) such that the digits of a(n)^2 are all (with multiplicity) contained in the digits of a(n+1)^2, with a(0)=2.at n=15A067975
• Number of compositions (ordered partitions) of n into parts with an even number of distinct prime divisors.at n=37A286225
• Numbers whose square and cube taken together contain each decimal digit at least twice.at n=10A363909