A021026 Decimal expansion of 1/22.

0, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5

Offset

0,2

Links

Table of n, a(n) for n=0..98.

Index entries for linear recurrences with constant coefficients, signature (0, 1).

Formula

G.f.: x*(4+5*x)/(1-x^2). [From Jaume Oliver Lafont, Mar 20 2009]

Mathematica

Join[{0}, RealDigits[1/22, 10, 120][[1]]] (* or *) CoefficientList[ Series[ x (4+5x)/(1-x^2), {x, 0, 120}], x] (* Harvey P. Dale, Apr 29 2011 *)

Crossrefs

Cf. A010710. [From Jaume Oliver Lafont, Mar 20 2009]

Sequence in context: A242624 A068901 A010710 * A126128 A046565 A046598

Adjacent sequences: A021023 A021024 A021025 * A021027 A021028 A021029

Keyword

nonn,cons

Author

N. J. A. Sloane.

Status

approved