Evaluate
121
Factor
11^{2}
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3+3+4+5+6+100
Add 1 and 2 to get 3.
6+4+5+6+100
Add 3 and 3 to get 6.
10+5+6+100
Add 6 and 4 to get 10.
15+6+100
Add 10 and 5 to get 15.
21+100
Add 15 and 6 to get 21.
121
Add 21 and 100 to get 121.
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