a(n+1) is the smallest square > a(n) such that the digits of a(n) are all (with multiplicity) properly contained in the digits of a(n+1), with a(0)=1.

A067711

a(n+1) is the smallest square > a(n) such that the digits of a(n) are all (with multiplicity) properly contained in the digits of a(n+1), with a(0)=1.

Terms

    a(0) =1a(1) =16a(2) =169a(3) =1296a(4) =12769a(5) =237169a(6) =1073296a(7) =10329796a(8) =109327936a(9) =1353209796a(10) =10193527369a(11) =102179958336

External references