The closed form number pattern equation for 1, 1, 2, 6 on Wolfram Alpha is:
$a_n = (1)_{n-1}$
What does this mean?
i.e. $a_n = n$ is for 1, 2, 3, 4
Note: "n" starts at 1 (1st term)
The closed form number pattern equation for 1, 1, 2, 6 on Wolfram Alpha is:
$a_n = (1)_{n-1}$
What does this mean?
i.e. $a_n = n$ is for 1, 2, 3, 4
Note: "n" starts at 1 (1st term)
Looking at the output from wolfram alpha that is the pochhammer symbol