Numbers n such that (sigma(n)-n)/(tau(n)-1) is a perfect number.

A219223

Numbers n such that (sigma(n)-n)/(tau(n)-1) is a perfect number.

Terms

    a(0) =30a(1) =121a(2) =252a(3) =8432a(4) =982081a(5) =479499604a(6) =1912369152a(7) =2180771840

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