Smallest number whose square begins and ends with the same n digits, and with any other digit(s) in between.

A161355

Smallest number whose square begins and ends with the same n digits, and with any other digit(s) in between.

Terms

    a(0) =11a(1) =173a(2) =3489a(3) =16262a(4) =193744a(5) =2445865a(6) =38981039a(7) =112791955a(8) =1580178016a(9) =10578937381a(10) =36363636364

External references