Smallest integer k whose sum of its distinct prime factors and bigomega(k) both equal n; or -1 if no such integer exists.

A386605

Smallest integer k whose sum of its distinct prime factors and bigomega(k) both equal n; or -1 if no such integer exists.

Terms

    a(0) =4a(1) =27a(2) =-1a(3) =48a(4) =-1a(5) =320a(6) =10935a(7) =1792a(8) =3840a(9) =285311670611a(10) =21504a(11) =45056a(12) =143360a(13) =212992a(14) =540672a(15) =1720320a(16) =2555904a(17) =4456448a(18) =17039360a(19) =19922944a(20) =53477376a(21) =204472320a(22) =239075328a(23) =385875968a(24) =1593835520a(25) =4278190080a(26) =4630511616a(27) =19126026240a(28) =30870077440a(29) =31138512896

External references