Project Euler #44: Pentagon numbers

Hacker
Rank
Score
4141
flag of Hungary
66.67
4143
flag of India
66.67
4145
flag of Tunisia
66.67
4146
flag of United States
66.67
4147
flag of India
66.67
4148
flag of India
66.67
4151
flag of India
66.67
4153
flag of Canada
66.67
4156
flag of United States
66.67
4157
flag of India
66.67
4160
flag of India
66.67
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