A226688 Smallest positive integer in the primitive Collatz-like 3x-k cycle(s) with the conjectured record-breaking length A226686(n).
17, 115, 2263, 113, 769, 436099, 6073, 3735185, 194197, 230891, 4575823, 823027, 21111517, 12477095
Offset: 1