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A180317 Decimal expansion of the torsional rigidity constant for an equilateral triangular shaft. 2
0, 2, 1, 6, 5, 0, 6, 3, 5, 0, 9, 4, 6, 1, 0, 9, 6, 6, 1, 6, 9, 0, 9, 3, 0, 7, 9, 2, 6, 8, 8, 2, 3, 4, 0, 4, 5, 8, 6, 7, 8, 5, 0, 6, 5, 6, 7, 2, 6, 2, 9, 7, 5, 7, 8, 5, 0, 6, 9, 7, 5, 8, 7, 2, 4, 3, 1, 4, 9, 1, 6, 2, 7, 1, 1, 3, 6, 0, 0, 0, 0, 4, 6, 3, 5, 1, 4, 3, 2, 7, 3, 3, 4, 4, 6, 5, 6, 0, 7, 1, 9, 5, 9, 4, 5 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..104.

Eric Weisstein's World of Mathematics, Torsional Rigidity.

FORMULA

Equals sqrt(3)/80.

EXAMPLE

0.02165063509461096616...

MATHEMATICA

RealDigits[Sqrt[3]/80, 10, 100][[1]] (* Amiram Eldar, Jun 09 2021 *)

CROSSREFS

Cf. A180309, A180310, A180311, A180314.

Sequence in context: A128728 A084950 A336382 * A066654 A145960 A205455

Adjacent sequences:  A180314 A180315 A180316 * A180318 A180319 A180320

KEYWORD

nonn,cons

AUTHOR

Eric W. Weisstein, Aug 27 2010

STATUS

approved

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Last modified May 28 18:24 EDT 2022. Contains 354122 sequences. (Running on oeis4.)