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A234930
Decimal expansion of sqrt(9.87654321).
0
3, 1, 4, 2, 6, 9, 6, 8, 0, 5, 2, 9, 3, 1, 8, 6, 4, 0, 7, 9, 2, 5, 5, 3, 9, 8, 8, 2, 0, 1, 3, 4, 8, 6, 0, 1, 3, 8, 1, 5, 1, 1, 5, 7, 3, 2, 5, 7, 4, 1, 5, 2, 9, 9, 7, 3, 7, 8, 3, 8, 6, 2, 0, 4, 3, 2, 9, 6, 9, 6, 5, 9, 6, 8, 8, 5, 8, 2, 7, 8, 5, 6, 6, 6, 5, 1, 6, 0, 7, 1, 3, 4, 3, 7, 8, 9
OFFSET
1,1
COMMENTS
This algebraic number has a minimal polynomial of x^2 - 987654321/10^8. It is off from Pi by 0.0011041517... Of course Pi is not algebraic.
FORMULA
sqrt(987654321/10^8) = 51 * sqrt(379721)/10^4.
EXAMPLE
sqrt(9.87654321) = 3.1426968052931864...
MATHEMATICA
RealDigits[Sqrt[987654321/10^8], 10, 100][[1]]
PROG
(PARI) sqrt(9.87654321) \\ Charles R Greathouse IV, Jan 02 2014
(Sage) N(sqrt(987654321/10^8), digits=97) # Danny Rorabaugh, Apr 02 2015
CROSSREFS
Cf. A000796.
Sequence in context: A363653 A202154 A115208 * A351887 A273261 A274531
KEYWORD
nonn,cons,easy
AUTHOR
Alonso del Arte, Jan 01 2014, based on a remark from Daniel Forgues, Oct 02 2012
STATUS
approved