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 A010513 Decimal expansion of square root of 60. 5
 7, 7, 4, 5, 9, 6, 6, 6, 9, 2, 4, 1, 4, 8, 3, 3, 7, 7, 0, 3, 5, 8, 5, 3, 0, 7, 9, 9, 5, 6, 4, 7, 9, 9, 2, 2, 1, 6, 6, 5, 8, 4, 3, 4, 1, 0, 5, 8, 3, 1, 8, 1, 6, 5, 3, 1, 7, 5, 1, 4, 7, 5, 3, 2, 2, 2, 6, 9, 6, 6, 1, 8, 3, 8, 7, 3, 9, 5, 8, 0, 6, 7, 0, 3, 8, 5, 7, 4, 7, 5, 3, 7, 1, 7, 3, 4, 7, 0, 3 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Continued fraction expansion is 7 followed by {1, 2, 1, 14} repeated. - Harry J. Smith, Jun 07 2009 LINKS Harry J. Smith, Table of n, a(n) for n = 1..20000 FORMULA Equals 10 * sqrt(3/5) = 10 * Sum_{k>=0} (-1)^k * binomial(2*k,k)/6^k. - Amiram Eldar, Aug 03 2020 EXAMPLE 7.745966692414833770358530799564799221665843410583181653175147532226966... - Harry J. Smith, Jun 07 2009 MATHEMATICA RealDigits[N[Sqrt[60], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 25 2011 *) PROG (PARI) { default(realprecision, 20080); x=sqrt(60); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010513.txt", n, " ", d)); } \\ Harry J. Smith, Jun 07 2009 CROSSREFS Cf. A040052 (continued fraction). - Harry J. Smith, Jun 07 2009 Sequence in context: A086315 A185577 A201517 * A225402 A081824 A199083 Adjacent sequences:  A010510 A010511 A010512 * A010514 A010515 A010516 KEYWORD nonn,cons,changed AUTHOR STATUS approved

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Last modified August 13 00:27 EDT 2020. Contains 336441 sequences. (Running on oeis4.)