Numbers n such that the decimal expansion of n^2 contains n+1.

Terms

a(0) =11a(1) =76a(2) =101a(3) =759a(4) =1001a(5) =2434a(6) =3826a(7) =5618a(8) =10001a(9) =36559a(10) =47576a(11) =62511a(12) =67947a(13) =68443a(14) =82621a(15) =100001a(16) =105125a(17) =312511a(18) =684429a(19) =880618a(20) =1000001a(21) =4687499a(22) =5123596a(23) =7130618a(24) =8703826a(25) =10000001a(26) =26452434a(27) =33620473a(28) =38837976a(29) =39904875