Numbers of the form 3*2^p*(2^p-1) where 2^p-1 is a (Mersenne) prime greater than 3.

A110075

Numbers of the form 3*2^p*(2^p-1) where 2^p-1 is a (Mersenne) prime greater than 3.

Terms

    a(0) =168a(1) =2976a(2) =48768a(3) =201302016a(4) =51539214336a(5) =824632147968

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