A020779 Decimal expansion of 1/sqrt(22).

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

Offset

0,1

Links

Ivan Panchenko, Table of n, a(n) for n = 0..1000

Index entries for algebraic numbers, degree 2.

Example

0.21320071635561043429843773243383937...

Mathematica

RealDigits[N[1/Sqrt[22], 200]] (* Vladimir Joseph Stephan Orlovsky, May 30 2010 *)

Prog

(PARI) 1/sqrt(22) \\ Charles R Greathouse IV, May 18 2026

Crossrefs

Cf. A010478 (reciprocal).

Sequence in context: A261250 A305354 A227860 * A260721 A275318 A190431

Adjacent sequences: A020776 A020777 A020778 * A020780 A020781 A020782

Keyword

nonn,cons,easy

Author

N. J. A. Sloane

Status

approved