Numbers k such that k^2 contains only digits {0,1,6}, not ending with zero.

A058417

Numbers k such that k^2 contains only digits {0,1,6}, not ending with zero.

Terms

    a(0) =1a(1) =4a(2) =10301a(3) =10496a(4) =10801a(5) =81619a(6) =1003001a(7) =1008001a(8) =100030001a(9) =100080001a(10) =326498249a(11) =10000300001a(12) =10000800001a(13) =24698199551a(14) =40012700004

External references