2222222292

Appears in sequences

• Choose two different numbers x and y from 2 to 9. a(n) is the number that consists solely of the digits x or y and is the smallest number divisible by both of them.at n=18A380568
• a(n) is the smallest positive integer k which has the same set of digits as n, and k is divisible by each nonzero digit of n, or -1 if no such number exists.at n=28A390761