Numbers k such that k^2 is composed of three 1-digit-overlapping subsquares.

Terms

a(0) =696a(1) =1275a(2) =1771a(3) =2538a(4) =3486a(5) =6014a(6) =6021a(7) =7969a(8) =16035a(9) =16095a(10) =16096a(11) =19175a(12) =29004a(13) =40066a(14) =47475a(15) =67989a(16) =69007a(17) =76005a(18) =85396a(19) =90098a(20) =110425a(21) =128125a(22) =150112a(23) =160038a(24) =160125a(25) =160205a(26) =161177a(27) =170775a(28) =180204a(29) =180275