a(1) = 1, a(n) = smallest squarefree number which begins with n and is a multiple of the previous term.
A077521
a(1) = 1, a(n) = smallest squarefree number which begins with n and is a multiple of the previous term.
Terms
- a(0) =1a(1) =2a(2) =30a(3) =4110a(4) =53430a(5) =6037590a(6) =718473210a(7) =802534575570
External references
- oeis: A077521