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Mathematics
Mathematics
Problem
Find
n
th
n^{\text{th}}
n
th
term and sum of n terms of the progression
1
+
6
+
13
+
22
+
33
+
…
1 + 6 + 13 + 22 + 33 + \dots
1
+
6
+
13
+
22
+
33
+
…
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