Palindromic squares with an odd number of digits.

Terms

a(0) =1a(1) =4a(2) =9a(3) =121a(4) =484a(5) =676a(6) =10201a(7) =12321a(8) =14641a(9) =40804a(10) =44944a(11) =69696a(12) =94249a(13) =1002001a(14) =1234321a(15) =4008004a(16) =5221225a(17) =6948496a(18) =100020001a(19) =102030201a(20) =104060401a(21) =121242121a(22) =123454321a(23) =125686521a(24) =400080004a(25) =404090404a(26) =522808225a(27) =617323716a(28) =942060249a(29) =10000200001