Abundant numbers n such that n = sigma(k) - 2k, where k = sigma(n) - 2n.

A069085

Abundant numbers n such that n = sigma(k) - 2k, where k = sigma(n) - 2n.

Terms

    a(0) =120a(1) =672a(2) =45840a(3) =51168a(4) =523776a(5) =459818240a(6) =1476304896a(7) =51001180160

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