Collatz Sequence Calculator

    Generate Collatz conjecture sequence

    公式

    If even: n/2; If odd: 3n+1

    The Collatz conjecture: every starting number eventually reaches 1.

    示例

    Starting at 27

    111 steps, peak of 9232.

    常见问题

    关于 Collatz Sequence

    Generate the Collatz sequence for any starting number.