0,1

Table of n, a(n) for n=0..97.

Eric Weisstein's World of Mathematics, Dodecahedron

Eric Weisstein's World of Mathematics, Icosahedron

sqrt(3/10 * (5 - sqrt(5)))

RealDigits[Sqrt[3/10*(5-Sqrt[5])], 10, 120][[1]] (* Harvey P. Dale, Aug 07 2018 *)

Sequence in context: A248414 A176980 A227817 * A222131 A156546 A154839

Adjacent sequences: A102206 A102207 A102208 * A102210 A102211 A102212

cons,nonn

Bryan Jacobs (bryanjj(AT)gmail.com), Feb 17 2005

approved