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 A010502 Decimal expansion of square root of 48. 11
 6, 9, 2, 8, 2, 0, 3, 2, 3, 0, 2, 7, 5, 5, 0, 9, 1, 7, 4, 1, 0, 9, 7, 8, 5, 3, 6, 6, 0, 2, 3, 4, 8, 9, 4, 6, 7, 7, 7, 1, 2, 2, 1, 0, 1, 5, 2, 4, 1, 5, 2, 2, 5, 1, 2, 2, 2, 3, 2, 2, 7, 9, 1, 7, 8, 0, 7, 7, 3, 2, 0, 6, 7, 6, 3, 5, 2, 0, 0, 1, 4, 8, 3, 2, 4, 5, 8, 4, 7, 4, 7, 0, 2, 8, 9, 9, 4, 3, 0 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS sqrt(48)/10 is the area enclosed by Koch's fractal snowflake based on unit-sided equilateral triangle (actually 8/5 times the latter's area). - Lekraj Beedassy, Jan 06 2005 7+sqrt(48) is the ratio of outer to inner Soddy circles' radii for three identical kissing circles. - Lekraj Beedassy, Feb 14 2006 Continued fraction expansion is 6 followed by {1, 12} repeated. - Harry J. Smith, Jun 06 2009 REFERENCES J. N. Kapur, Mathematics Enjoyment For The Millions, Problem 47 pp. 64-67, Arya Book Depot, New Delhi 2000. LINKS Harry J. Smith, Table of n, a(n) for n = 1..20000 L. Riddle, Area of the Koch Snowflake FORMULA Equals 4*A002194. - R. J. Mathar, Jul 31 2010 EXAMPLE 6.928203230275509174109785366023489467771221015241522512223227917807732... - Harry J. Smith, Jun 06 2009 MATHEMATICA RealDigits[N[Sqrt[48], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 24 2011 *) PROG (PARI) { default(realprecision, 20080); x=sqrt(48); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010502.txt", n, " ", d)); } \\ Harry J. Smith, Jun 06 2009 CROSSREFS Cf. A040041 Continued fraction. - Harry J. Smith, Jun 06 2009 Sequence in context: A198676 A198616 A215668 * A254292 A188618 A225125 Adjacent sequences:  A010499 A010500 A010501 * A010503 A010504 A010505 KEYWORD nonn,cons AUTHOR STATUS approved

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Last modified January 18 01:36 EST 2019. Contains 319260 sequences. (Running on oeis4.)