Consider the base-4 Kaprekar map n->K(n) defined in A165012. Sequence gives numbers belonging to cycles, including fixed points.

A165017

Consider the base-4 Kaprekar map n->K(n) defined in A165012. Sequence gives numbers belonging to cycles, including fixed points.

Terms

    a(0) =0a(1) =30a(2) =126a(3) =138a(4) =201a(5) =570a(6) =765a(7) =2550a(8) =3369a(9) =3873a(10) =14565a(11) =41958a(12) =42966a(13) =54441a(14) =57333a(15) =62625a(16) =64641a(17) =171990a(18) =234405a(19) =254865a(20) =873129a(21) =954261a(22) =1004193a(23) =1036929a(24) =1044993a(25) =2788950a(26) =3489705a(27) =3755685a(28) =3833685a(29) =4083345

External references