A378791 Decimal expansion of 2/(5*sqrt(11)).

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

Offset

0,2

References

Steven R. Finch, Mathematical Constants, Encyclopedia of Mathematics and its Applications, vol. 94, Cambridge University Press, 2003, Section 2.23, p. 174.

Links

Table of n, a(n) for n=0..99.

W. G. Spohn, Blichfeldt's Theorem and Simultaneous Diophantine Approximation, American Journal of Mathematics, Vol. 90, No. 3 (1968), pp. 885-894.

Example

0.12060453783110544905872482678802497032462140165779...

Mathematica

RealDigits[2/(5Sqrt[11]), 10, 100][[1]]

Crossrefs

Cf. A010468.

Sequence in context: A162974 A275325 A300227 * A290971 A178636 A353276

Adjacent sequences: A378788 A378789 A378790 * A378792 A378793 A378794

Keyword

nonn,cons,easy

Author

Stefano Spezia, Dec 07 2024

Status

approved