Let s denote the sum of the deficient numbers in the aliquot parts of x. Sequence lists numbers x such that sigma(s) = usigma(x), where usigma(x) is the sum of the unitary divisors of x (A034448).
A258134
Let s denote the sum of the deficient numbers in the aliquot parts of x. Sequence lists numbers x such that sigma(s) = usigma(x), where usigma(x) is the sum of the unitary divisors of x (A034448).
Terms
- a(0) =6a(1) =68a(2) =828a(3) =3444a(4) =6237a(5) =10755a(6) =14595a(7) =15687a(8) =16056a(9) =18837a(10) =27495a(11) =42228a(12) =44408a(13) =46548a(14) =50436a(15) =55750a(16) =68103a(17) =88730a(18) =108560a(19) =129105a(20) =132924a(21) =161490a(22) =168730a(23) =168756a(24) =181935a(25) =189112a(26) =249543a(27) =260540a(28) =273195a(29) =299115
External references
- oeis: A258134