Irregular array read by rows in which row n lists the positive integers k in ascending order for which 1 is in a primitive cycle of n positive integers under iteration by the Collatz-like 3x+k function.

A226618

Irregular array read by rows in which row n lists the positive integers k in ascending order for which 1 is in a primitive cycle of n positive integers under iteration by the Collatz-like 3x+k function.

Terms

    a(0) =1a(1) =5a(2) =13a(3) =29a(4) =11a(5) =61a(6) =17a(7) =125a(8) =253a(9) =509a(10) =145a(11) =203a(12) =1021a(13) =43a(14) =2045a(15) =55a(16) =4093a(17) =355a(18) =1169a(19) =8189a(20) =137a(21) =3275a(22) =16381a(23) =1129a(24) =32765a(25) =1007a(26) =5957a(27) =9361a(28) =65533a(29) =131069

External references