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A154605 Decimal expansion of 2/(4th root of 3). 1
1, 5, 1, 9, 6, 7, 1, 3, 7, 1, 3, 0, 3, 1, 8, 5, 0, 9, 4, 6, 6, 2, 3, 7, 5, 5, 0, 1, 3, 0, 9, 0, 9, 0, 6, 7, 0, 7, 9, 3, 5, 4, 6, 8, 9, 7, 7, 7, 4, 6, 2, 0, 6, 3, 7, 2, 2, 2, 5, 7, 7, 3, 0, 7, 4, 0, 0, 6, 4, 4, 4, 6, 6, 3, 4, 2, 0, 9, 4, 5, 4, 3, 1, 8, 8, 8, 2, 1, 2, 2, 8, 3, 3, 0, 0, 7, 4, 3, 1, 3, 9, 3, 3, 0, 2 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

The side length of an equilateral triangle with area 1.

LINKS

Table of n, a(n) for n=1..105.

FORMULA

A154605 = 2/A011002 = 2/(3^(1/4)).

EXAMPLE

1.5196713713031850946623755013090906...

MATHEMATICA

RealDigits[N[2/3^(1/4), 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 05 2012 *)

PROG

(PARI) 2/3^(1/4)

(PARI) 2/sqrt(sqrt(3))

CROSSREFS

Cf. A011002, A120011.

Sequence in context: A010482 A135856 A097414 * A114594 A021662 A082020

Adjacent sequences:  A154602 A154603 A154604 * A154606 A154607 A154608

KEYWORD

cons,nonn

AUTHOR

Rick L. Shepherd, Jan 12 2009

STATUS

approved

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Last modified December 7 23:04 EST 2016. Contains 278900 sequences.