a(n+1) is the smallest number > a(n) such that the digits of a(n)^2 are all (with multiplicity) contained in the digits of a(n+1)^2, with a(0)=2.

A067975

a(n+1) is the smallest number > a(n) such that the digits of a(n)^2 are all (with multiplicity) contained in the digits of a(n+1)^2, with a(0)=2.

Terms

    a(0) =2a(1) =7a(2) =43a(3) =136a(4) =367a(5) =1157a(6) =1822a(7) =3658a(8) =5558a(9) =6196a(10) =9679a(11) =10183a(12) =11794a(13) =17852a(14) =20813a(15) =28354a(16) =32193a(17) =42852a(18) =53787a(19) =55044a(20) =55707a(21) =55983a(22) =57636a(23) =58464a(24) =61719a(25) =70209a(26) =95232a(27) =96354a(28) =96921a(29) =96963

External references