(1+e)-sigma perfect numbers: (1+e) - sigma(x) = 2*x.

A049603

(1+e)-sigma perfect numbers: (1+e) - sigma(x) = 2*x.

Terms

    a(0) =6a(1) =28a(2) =264a(3) =1104a(4) =3360a(5) =75840a(6) =6499584a(7) =151062912a(8) =2171581440a(9) =4686409728a(10) =316023611904

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