Unitary imperfect numbers: numbers n that equal to their unitary analog of the alternating sum of divisors, A307037(n).

A307038

Unitary imperfect numbers: numbers n that equal to their unitary analog of the alternating sum of divisors, A307037(n).

Terms

    a(0) =1a(1) =20a(2) =272a(3) =65792a(4) =2901600a(5) =4596800a(6) =29016000a(7) =4295032832a(8) =5789534400a(9) =49085337600a(10) =585248256000a(11) =960935040000

External references