Squares that remain squares when prefixed with a 5.
A167039
Squares that remain squares when prefixed with a 5.
Terms
- a(0) =625a(1) =62500a(2) =6250000a(3) =58140625a(4) =625000000a(5) =5814062500a(6) =6703515625a(7) =62500000000a(8) =581406250000a(9) =670351562500
External references
- oeis: A167039