Numbers whose square contains no loops in its digits (assumes 1, 2, 3, 5, 7 have no loops and 0, 4, 6, 8, 9 do).

A034905

Numbers whose square contains no loops in its digits (assumes 1, 2, 3, 5, 7 have no loops and 0, 4, 6, 8, 9 do).

Terms

    a(0) =1a(1) =5a(2) =11a(3) =15a(4) =35a(5) =39a(6) =61a(7) =85a(8) =111a(9) =115a(10) =165a(11) =189a(12) =235a(13) =239a(14) =335a(15) =365a(16) =389a(17) =415a(18) =461a(19) =485a(20) =611a(21) =715a(22) =1061a(23) =1085a(24) =1165a(25) =1235a(26) =1239a(27) =1489a(28) =1585a(29) =1665

External references