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 A244054 Decimal expansion of the maximal circumradius of a planar convex set containing the origin but no other lattice point. 0
 1, 6, 8, 4, 7, 1, 2, 7, 0, 9, 7, 5, 2, 0, 4, 0, 2, 8, 6, 1, 5, 1, 5, 2, 7, 3, 6, 3, 6, 2, 7, 2, 1, 8, 1, 7, 2, 8, 2, 4, 8, 1, 2, 9, 8, 9, 8, 9, 5, 1, 6, 4, 2, 5, 3, 9, 7, 2, 8, 4, 7, 1, 3, 4, 2, 7, 2, 0, 8, 5, 7, 0, 0, 5, 5, 1, 4, 3, 8, 2, 4, 3, 4, 7, 9, 1, 8, 9, 2, 5, 5, 3, 6, 4, 3, 9, 5, 9, 7, 4, 6, 9 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 REFERENCES Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Section 8.19 Circumradius-Inradius Constants, p. 535-536. LINKS FORMULA One and only positive root of 5*x^6 - 15*x^4 + 3*x^2 - 2. EXAMPLE 1.6847127097520402861515273636272181728248... MATHEMATICA r = Root[5*x^6 - 15*x^4 + 3*x^2 - 2, x, 2]; RealDigits[r, 10, 102] // First CROSSREFS Sequence in context: A100608 A321075 A234846 * A195701 A247038 A195492 Adjacent sequences:  A244051 A244052 A244053 * A244055 A244056 A244057 KEYWORD nonn,cons,easy AUTHOR Jean-François Alcover, Jun 18 2014 STATUS approved

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Last modified October 13 23:25 EDT 2019. Contains 327983 sequences. (Running on oeis4.)