Numbers n with property that n^2 starts and ends with 49.

Terms

a(0) =7a(1) =707a(2) =7007a(3) =7043a(4) =7057a(5) =22143a(6) =22157a(7) =22193a(8) =22207a(9) =22243a(10) =22257a(11) =22293a(12) =22307a(13) =22343a(14) =22357a(15) =70007a(16) =70043a(17) =70057a(18) =70093a(19) =70107a(20) =70143a(21) =70157a(22) =70193a(23) =70207a(24) =70243a(25) =70257a(26) =70293a(27) =70307a(28) =70343a(29) =70357