Odd admirable numbers: such that sigma(n) = 2n + 2d for some d | n.

Terms

a(0) =945a(1) =4095a(2) =6435a(3) =7425a(4) =8415a(5) =8925a(6) =9555a(7) =26145a(8) =28035a(9) =30555a(10) =31815a(11) =32445a(12) =43065a(13) =46035a(14) =78975a(15) =80535a(16) =81081a(17) =103455a(18) =129195a(19) =182655a(20) =191565a(21) =261261a(22) =279279a(23) =351351a(24) =354585a(25) =355725a(26) =371925a(27) =403095a(28) =411255a(29) =430815