1 answer
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for n odd,
a_n = 12n
for n even,
a_n = a_n-1 * √2 = 12(n-1)√2
12
12√2
24
24√2
36
36√2
48
48√2
....
a_n = 12n
for n even,
a_n = a_n-1 * √2 = 12(n-1)√2