1646. Get Maximum in Generated Array

class Solution:
    def getMaximumGenerated(self, n: int) -> int:
        if n < 2:
            return n
        nums = [0] * (n + 1)
        nums[1] = 1
        for i in range(2, n + 1):
            nums[i] = nums[i >> 1] if i % 2 == 0 else nums[i >> 1] + nums[(i >> 1) + 1]
        return max(nums)