Nonnegative numbers k such that, in decimal representation, the subsequence of digits of k^2 occupying an odd position is equal to the digits of k.

A326418

Nonnegative numbers k such that, in decimal representation, the subsequence of digits of k^2 occupying an odd position is equal to the digits of k.

Terms

    a(0) =0a(1) =1a(2) =5a(3) =6a(4) =10a(5) =11a(6) =50a(7) =60a(8) =76a(9) =100a(10) =105a(11) =110a(12) =500a(13) =501a(14) =505a(15) =506a(16) =600a(17) =605a(18) =756a(19) =760a(20) =826a(21) =1000a(22) =1001a(23) =1050a(24) =1100a(25) =5000a(26) =5010a(27) =5050a(28) =5060a(29) =5941

External references