Numbers n that are persistently squarefree for base-2 shifting (in A293430), and for which A163511(n) is also in A293430.

A293437

Numbers n that are persistently squarefree for base-2 shifting (in A293430), and for which A163511(n) is also in A293430.

Terms

    a(0) =1a(1) =3a(2) =6a(3) =7a(4) =13a(5) =14a(6) =15a(7) =26a(8) =29a(9) =30a(10) =31a(11) =58a(12) =62a(13) =239a(14) =247a(15) =478a(16) =479a(17) =494a(18) =958a(19) =245757a(20) =491514

External references