A244346 - OEIS

A244346

Decimal expansion of 56/13, the Korn constant for the sphere.

4, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3, 0, 7, 6, 9, 2, 3

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Essentially the same digits as A021329. - R. J. Mathar, Jun 27 2014

REFERENCES

Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Section 3.7 Korn Constants, p. 226.

LINKS

Table of n, a(n) for n=1..98.

Wikipedia, Korn's inequality

FORMULA

From Chai Wah Wu, Jun 21 2016: (Start)

a(n) = a(n-1) - a(n-3) + a(n-4) for n > 5.

G.f.: x*(2*x^4 - 11*x^3 + 3*x^2 + x - 4)/(x^4 - x^3 + x - 1). (End)

EXAMPLE

4.3076923076923076923076923076923... (cyclic digits 307692)

MATHEMATICA

RealDigits[56/13, 10, 98] // First

PadRight[{4}, 120, {2, 3, 0, 7, 6, 9}] (* Harvey P. Dale, Mar 19 2020 *)

CROSSREFS

Sequence in context: A154156 A152675 A200359 * A237818 A198240 A332122

Adjacent sequences: A244343 A244344 A244345 * A244347 A244348 A244349

KEYWORD

nonn,cons,easy

AUTHOR

Jean-François Alcover, Jun 26 2014

STATUS

approved

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