This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A133077 Decimal expansion of smallest disk radius for which five equal disks can cover the unit disk. 2
 6, 0, 9, 3, 8, 2, 8, 6, 4, 0, 8, 0, 7, 0, 9, 6, 5, 4, 6, 7, 7, 7, 1, 0, 1, 6, 9, 5, 9, 8, 6, 7, 3, 6, 3, 1, 5, 0, 9, 6, 8, 1, 9, 5, 1, 5, 8, 0, 9, 9, 9, 7, 6, 8, 3, 4, 7, 2, 5, 6, 5, 4, 5, 5, 4, 6, 7, 2, 7, 7, 4, 1, 2, 8, 3, 6, 3, 3, 4, 5, 0, 2, 6, 0, 4, 6, 4, 8, 6, 1, 7, 6, 7, 0, 3, 2, 7, 5, 4, 4, 2, 1, 5, 5, 0 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 REFERENCES S. R. Finch, Mathematical Constants, Cambridge, 2003, Section 8.2 p. 486. LINKS G. C. Greubel, Table of n, a(n) for n = 0..5000 Eric Weisstein's World of Mathematics, Disk Covering Problem EXAMPLE 0.60938286408070965467... MATHEMATICA Root[1296*x^8 + 2112*x^7 - 3480*x^6 + 1360*x^5 + 1665*x^4 - 1776*x^3 + 22*x^2 - 800*x + 625, x, 3] // RealDigits[#, 10, 105]& // First (* Jean-François Alcover, May 19 2014 *) PROG (PARI)  polrootsreal(1296*x^8 +2112*x^7 -3480*x^6 +1360*x^5 +1665*x^4 -1776*x^3 +22*x^2 -800*x +625)[3] \\ Charles R Greathouse IV, Apr 14 2014 CROSSREFS Sequence in context: A248681 A232815 A323606 * A200124 A016628 A112246 Adjacent sequences:  A133074 A133075 A133076 * A133078 A133079 A133080 KEYWORD nonn,cons AUTHOR Eric W. Weisstein, Sep 08 2007 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified October 19 04:40 EDT 2019. Contains 328211 sequences. (Running on oeis4.)