A119925 Decimal expansion of the value of Minkowski's question mark function at Pi.

3, 0, 1, 5, 6, 2, 4, 7, 6, 1, 5, 8, 1, 4, 2, 0, 8, 9, 8, 4, 3, 7, 4, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 0, 7, 7, 5, 8, 6, 4, 9, 9

Offset

1,1

Comments

This value is very nearly 3 + (2^16 - 1)/2^22. Continued fraction expansion given by A119924.

Links

Table of n, a(n) for n=1..105.

Index entries for sequences related to Minkowski's question mark function

Example

3.0156247615814208984374999999999999999999999999999999999999999999999999999999999999999999999999807758649950...

Mathematica

RealDigits[(cf = ContinuedFraction[Pi, 80(*arbitrary precision*)]; IntegerPart[Pi] + Sum[(-1)^(k)/2^(Sum[cf[[i]], {i, 2, k}] - 1), {k, 2, Length[cf]}]), 10]

Crossrefs

Cf. A119924.

Sequence in context: A143626 A034261 A046778 * A210663 A355172 A102765

Adjacent sequences: A119922 A119923 A119924 * A119926 A119927 A119928

Keyword

cons,nonn

Author

Joseph Biberstine (jrbibers(AT)indiana.edu), May 29 2006

Status

approved