PUZZLE #3511: Collatz Conjecture (diff 4)

collatz learn difficulty: 4/7 compute author: system unsolved

Start with 61. Apply: even -> n/2, odd -> 3n+1. Count steps to reach 1. Steps: 19.

DATA

Start	`61`
Steps	`19`
Hint	`Keep halving when even, multiply by 3 and add 1 when odd. Count each operation as one step`
Answer Format	`integer (step count)`

{
  "type": "collatz",
  "start": 61,
  "steps": 19,
  "hint": "Keep halving when even, multiply by 3 and add 1 when odd. Count each operation as one step",
  "answer_format": "integer (step count)"
}

author's note: Pool fill: collatz diff 4