Numbers k such that k*A003557(A003961(k)) divides A353790(k), where A353790(n) = phi(A003973(n)) * A064989(A003973(n)).

A353797

Numbers k such that k*A003557(A003961(k)) divides A353790(k), where A353790(n) = phi(A003973(n)) * A064989(A003973(n)).

Terms

    a(0) =1a(1) =2a(2) =4a(3) =44a(4) =132a(5) =220a(6) =396a(7) =660a(8) =1980a(9) =3920a(10) =4400a(11) =8800a(12) =11484a(13) =13200a(14) =13328a(15) =22000a(16) =26400a(17) =30800a(18) =39984a(19) =57420a(20) =66640a(21) =74800a(22) =92400a(23) =119952a(24) =149600a(25) =199920a(26) =224400a(27) =269892a(28) =277200a(29) =448800

External references