Braingle Lite



1, 4, 2, 8, 5, ?

Category:Series
Submitted By:shenqiang
Fun:** (1.76)
Difficulty:*** (2.8)



What is the last number in this series?

1, 4, 2, 8, 5, ?

Answer:

7.

They form a period of the decimal fraction 1/7, and the number 142857 has many interesting properties.

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