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A191102
Decimal expansion of (1/3)*arccos(6/Pi^2-1).
1
6, 5, 7, 8, 9, 3, 3, 8, 3, 9, 6, 2, 5, 2, 5, 9, 3, 1, 8, 0, 8, 6, 9, 4, 3, 7, 7, 1, 0, 6, 0, 6, 6, 7, 8, 9, 1, 9, 6, 1, 3, 2, 7, 4, 8, 4, 9, 8, 1, 1, 6, 6, 1, 6, 3, 8, 0, 8, 4, 3, 5, 8, 9, 9, 9, 7, 5, 9, 1, 1, 9, 4, 9, 5, 4, 3, 8, 9, 2, 7, 9, 2, 2, 0, 9, 1, 4, 4, 4, 9, 8, 6, 0, 6, 0, 5, 0, 7, 5
OFFSET
0,1
LINKS
M. Fraser, A tale of two goats, Math. Mag., 55 (1982), 221-227.
EXAMPLE
.65789338396252593180869437710606678919613274849811661638...
MATHEMATICA
RealDigits[(ArcCos[6/Pi^2-1])/3, 10, 120][[1]] (* Harvey P. Dale, Nov 29 2015 *)
PROG
(PARI) acos(6/Pi^2-1)/3 \\ Michel Marcus, Sep 19 2017
CROSSREFS
Sequence in context: A196400 A086268 A245535 * A021156 A182448 A179591
KEYWORD
nonn,cons
AUTHOR
N. J. A. Sloane, Jul 12 2011
STATUS
approved