Definition:Pi/Decimal Expansion

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Decimal Expansion

The decimal expansion of $\pi$ starts:

$\pi \approx 3 \cdotp 14159 \, 26535 \, 89793 \, 23846 \, 26433 \, 83279 \, 50288 \, 41971 \ldots$

This sequence is A000796 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008).


In binary:

$\pi \approx 11 \cdotp 00100 \, 10000 \, 11111 \, 1011 \ldots$

This sequence is A004601 in the On-Line Encyclopedia of Integer Sequences (N. J. A. Sloane (Ed.), 2008).


Also see


Sources