OFFSET
53,2
COMMENTS
Near-integer obtained by cubing Ramanujan's constant e^(Pi*sqrt(163)).
REFERENCES
Henri Cohen, A Course in Computational Algebraic Number Theory, 3., corr. print., Springer-Verlag Berlin Heidelberg New York, 1996 p. 383.
LINKS
Math Overflow, Questions [From Mark A. Thomas, Oct 02 2010]
Eric Weisstein's World of Mathematics, Almost Integer
Wikipedia, Heegner number
EXAMPLE
exp(3*Pi*sqrt(163)) =
18095625621654510801615355531263454706630064771074975 +
0.99999999012369367124132765224724197908973084944718563892074288285...
MATHEMATICA
RealDigits[Exp[Pi Sqrt[163]]^3, 10, 120][[1]] (* Harvey P. Dale, Jun 25 2022 *)
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Mark A. Thomas, Oct 16 2009
EXTENSIONS
Edited by N. J. A. Sloane, Oct 17 2009
Previous Mathematica program replaced by Harvey P. Dale, Jun 25 2022
STATUS
approved