A010506 Decimal expansion of square root of 53.

7, 2, 8, 0, 1, 0, 9, 8, 8, 9, 2, 8, 0, 5, 1, 8, 2, 7, 1, 0, 9, 7, 3, 0, 2, 4, 9, 1, 5, 2, 7, 0, 3, 2, 7, 9, 3, 7, 7, 7, 6, 6, 9, 6, 8, 2, 5, 7, 6, 4, 7, 7, 4, 3, 8, 3, 7, 8, 1, 8, 1, 7, 9, 1, 2, 8, 4, 1, 1, 5, 7, 3, 8, 6, 2, 4, 9, 0, 5, 1, 8, 3, 3, 2, 9, 5, 7, 9, 4, 0, 9, 0, 8, 0, 9, 2, 6, 7, 5

Offset

1,1

Comments

Continued fraction expansion is 7 followed by {3, 1, 1, 3, 14} repeated. - Harry J. Smith, Jun 06 2009

Links

Harry J. Smith, Table of n, a(n) for n = 1..20000

Index entries for algebraic numbers, degree 2

Example

7.280109889280518271097302491527032793777669682576477438378181791284115....

Mathematica

RealDigits[N[Sqrt[53], 200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Feb 24 2011 *)

Prog

(PARI)  default(realprecision, 20080); x=sqrt(53); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010506.txt", n, " ", d));  \\ Harry J. Smith, Jun 06 2009

Crossrefs

Cf. A010139 (continued fraction).

Sequence in context: A217172 A248791 A253383 * A197845 A082633 A121239

Adjacent sequences: A010503 A010504 A010505 * A010507 A010508 A010509

Keyword

nonn,cons

Author

N. J. A. Sloane

Status

approved