A010514 Decimal expansion of square root of 61.

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

Offset: 1

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Comments

Continued fraction expansion is 7 followed by {1, 4, 3, 1, 2, 2, 1, 3, 4, 1, 14} repeated. - Harry J. Smith, Jun 07 2009

Examples

			7.810249675906654394129722735759101413568305136648563300177243760190785...
		

Links

• Harry J. Smith, Table of n, a(n) for n = 1..20000
• Index entries for algebraic numbers, degree 2.

Crossrefs

Cf. A010145 Continued fraction.

Programs

Mathematica

RealDigits[N[61^(1/2),200]][[1]] (* Vladimir Joseph Stephan Orlovsky, Jan 22 2012 *)

PARI

{ default(realprecision, 20080); x=sqrt(61); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010514.txt", n, " ", d)); } \\ Harry J. Smith, Jun 07 2009