Basic Mathematics
# Pattern Recognition

Which of the options best describes the relationship in this sequence:

$2, 5, 11, 23, 47, \ldots$

Which of the options best describes the relationship in this sequence:

$1, 3, 7, 13, 21, \ldots$

Which of the options best describes the relationship in this sequence:

$3, 6, 4, 8, 6, 12, 10, 20, \ldots$

Which of the options best describes the relationship in this sequence:

$3, 7, 11, 15, 19, \ldots$

Which of the options best describes the relationship in this sequence:

$2, 3, 8, 63, 3968, \ldots$