Can you find the value of x in the sequence 4, 9, 17, 35, 69, x, 277?

 Can you find the value of x in the sequence 4, 9, 17, 35, 69, x, 277?👇🏾👇

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To find the value of $𝑥$ in the sequence, let's analyze the pattern:

1. $4\times 2-1=9$
2. $9\times 2-1=17$
3. $17\times 2-1=35$
4. $35\times 2-1=69$
5. $69\times 2-1=137$

So, following this pattern, the next number in the sequence should be $137$.