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Director GCHQ's Christmas Puzzle - Part 4

Last Updated: 07 Dec 2015
Congratulations on solving Part 3 of the Director's puzzle.

Part 4 consists of three questions, the answers to which can be combined to make an IP address. 

 

Find the missing number in the following sequences: 

A. 2, 4, 8, 1, 3, 6, 18, 26, ?, 12, 24, 49, 89, 134, 378, 656, 117, 224, 548, 1456, 2912, 4934, 8868, 1771, 3543, ...


B. -101250000, -1728000, -4900, 360, 675, 200, ?, ...


C. 321, 444, 675, 680, 370, 268, 949, 206, 851, ?, ...

 

Continue to Director GCHQ's Christmas Puzzle - Part 5