Numbers of the form 2^(m-1)*(4^m+2^m-1) where 4^m+2^m-1 is prime.

A110082

Numbers of the form 2^(m-1)*(4^m+2^m-1) where 4^m+2^m-1 is prime.

Terms

    a(0) =5a(1) =38a(2) =284a(3) =2168a(4) =133088a(5) =537394688

External references