Pattern recognition

6666666666666669
9999999999999999
9999999999999999
6699966666999666
6699966666999666
6699966666999666
6699966666999666
6666666666666666

Select all numbers in the quote above with your mouse. Press find: Ctrl+F, type 99. If you are not surprised then you have high pattern recognition skills.

HapPi PiDay

March, 14th PI day.

$$\pi = \sqrt{6 \sum_{k=0}^\infty \frac{1}{k^2}}$$

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