Starting from a(1)=7, each subsequent term is the minimal square obtained by inserting at least one digit into the previous term.
A068616
Starting from a(1)=7, each subsequent term is the minimal square obtained by inserting at least one digit into the previous term.
Terms
- a(0) =7a(1) =576a(2) =5476a(3) =54756a(4) =1547536a(5) =154753600a(6) =15475360000
External references
- oeis: A068616