Calculate A+B+C+D
Look at the series (10, C, B, 59, A, 227, 451, 899, 1795, 3587, D, 14339, ...), determine the pattern, and find the unknown values (A, B, C and D) and calculate A+B+C+D!Correct answers: 42
The first user who solved this task is Nasrin 24 T.
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