Project Euler #197: Investigating the behaviour of a recursively defined sequence

Hacker
Rank
Score
961
flag of Canada
55.00
964
flag of United States
55.00
965
flag of United States
55.00

[deleted]

966
flag of null
55.00
968
flag of United States
55.00
969
flag of India
55.00
972
flag of Singapore
50.00
974
flag of India
50.00
975
flag of Netherlands
50.00
977
flag of Russian Federation
45.00
979
flag of United States
40.00
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