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A086306
Decimal expansion of (280*(3 - sqrt(3)))/(840 - 280*sqrt(3) + 4*sqrt(5) - sqrt(10)).
2
9, 8, 3, 9, 7, 4, 8, 6, 2, 0, 7, 1, 8, 7, 5, 4, 1, 5, 8, 7, 7, 6, 7, 3, 2, 5, 8, 8, 7, 5, 0, 0, 9, 9, 3, 1, 1, 5, 0, 7, 8, 7, 4, 8, 1, 0, 0, 1, 7, 1, 1, 3, 9, 6, 8, 1, 8, 8, 0, 0, 1, 5, 8, 7, 2, 4, 8, 3, 5, 9, 2, 6, 8, 7, 2, 6, 6, 2, 7, 8, 8, 6, 8, 7, 8, 6, 8, 5, 2, 9, 3, 0, 5, 6, 2, 3, 5, 6, 1, 7, 7, 5
OFFSET
0,1
COMMENTS
Traveling salesman constant phi.
LINKS
Eric Weisstein's World of Mathematics, Traveling Salesman Constants
EXAMPLE
0.983974862071875415877673258875009931150787481....
MATHEMATICA
RealDigits[(280*(3-Sqrt[3]))/(840-280*Sqrt[3]+4*Sqrt[5]-Sqrt[10]), 10, 100][[1]] (* G. C. Greubel, Mar 10 2018 *)
PROG
(PARI) default(realprecision, 100); (280*(3-sqrt(3)))/(840-280*sqrt(3) +4*sqrt(5)-sqrt(10)) \\ G. C. Greubel, Mar 10 2018
(Magma) R:= RealField(100); SetDefaultRealField(R); (280*(3-Sqrt(3)))/(840 -280*Sqrt(3)+4*Sqrt(5)-Sqrt(10)); // G. C. Greubel, Mar 10 2018
CROSSREFS
Sequence in context: A118427 A199170 A155532 * A094139 A330380 A021508
KEYWORD
nonn,cons
AUTHOR
Eric W. Weisstein, Jul 15 2003
STATUS
approved