Numbers k whose digits can be divided into two contiguous parts, k = concatenate(x, y), such that k = |x^2 - y^2|.

A113797

Numbers k whose digits can be divided into two contiguous parts, k = concatenate(x, y), such that k = |x^2 - y^2|.

Terms

    a(0) =48a(1) =100a(2) =147a(3) =3468a(4) =10000a(5) =10101a(6) =13467a(7) =16128a(8) =34188a(9) =140400a(10) =190476a(11) =216513a(12) =300625a(13) =334668a(14) =416768a(15) =484848a(16) =530901a(17) =1000000a(18) =1010100a(19) =1016127a(20) =1034187a(21) =1140399a(22) =1190475a(23) =1216512a(24) =1300624a(25) =1334667a(26) =1416767a(27) =1484847a(28) =1530900

External references