Calculate A-B+C*D
Look at the series (1, 5, A, 58, 179, 543, 1636, 4916, 14757, C, B, D, ...), determine the pattern, and find the unknown values (A, B, C and D) and calculate A-B+C*D!Correct answers: 31
The first user who solved this task is Nasrin 24 T.
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Joke about spine
Did anyone see the joke I posted recently about my spine?
It was about a weak back.
Author:wtfover reddit userPhoto by Patricia Hildebrandt from Pexels