Numbers k such that (k-1) mod phi(k) = lambda(k), where phi = A000010 and lambda = A002322.

A290281

Numbers k such that (k-1) mod phi(k) = lambda(k), where phi = A000010 and lambda = A002322.

Terms

    a(0) =6601a(1) =11972017a(2) =34657141a(3) =67902031a(4) =139952671a(5) =258634741a(6) =2000436751a(7) =8801128801a(8) =9116583841a(9) =9462932431a(10) =38069223721a(11) =326170416001a(12) =359316634951

External references