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A373166
Decimal expansion of sqrt(3)/7.
1
2, 4, 7, 4, 3, 5, 8, 2, 9, 6, 5, 2, 6, 9, 6, 7, 5, 6, 2, 1, 8, 2, 0, 6, 6, 2, 0, 2, 1, 5, 1, 2, 4, 6, 2, 3, 8, 4, 8, 9, 7, 2, 1, 7, 9, 1, 1, 5, 7, 6, 8, 6, 6, 1, 1, 5, 0, 8, 2, 9, 5, 6, 8, 4, 9, 3, 1, 3, 3, 2, 8, 8, 1, 2, 9, 8, 2, 8, 5, 7, 6, 7, 2, 5, 8, 7
OFFSET
0,1
FORMULA
Equals Sum_{k>=0} sin(2k*Pi/3)/2^k.
EXAMPLE
0.247435829652696756218206620215124623848972...
MATHEMATICA
s = Sum[Sin[2 k Pi/3]/2^k, {k, 0, Infinity}]
d = N[s, 100]
First[RealDigits[d]]
N[ Sqrt[3]/7, 100]
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Jul 22 2024
STATUS
approved