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Recursion
medium
0:00.0
Find
a
3
a_3
a
3
if
a
n
=
n
2
+
a
n
−
1
a_n = n^2 + a_{n-1}
a
n
=
n
2
+
a
n
−
1
and
a
0
=
0
a_0=0
a
0
=
0
.
A
30
B
14
C
6
D
9
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