A021559 Decimal expansion of 1/555.

0, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1, 8, 0, 1

Offset: 0

Author

N. J. A. Sloane

Keywords

• nonn
• cons

Examples

			0.00180180180180180180180180180180180...
		

Links

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

Programs

Mathematica

PadRight[{0}, 100, {8, 0, 1}] (* Paolo Xausa, Feb 22 2024 *)

PARI

1/555.0 \\ Michel Marcus, Jun 04 2016

Formula

a(n) = (n+2)^3 mod 9, n>0. - Gary Detlefs, Feb 20 2011

G.f.: x^2*(1 + 8*x)/(1 - x^3). - Ilya Gutkovskiy, Jun 04 2016

Extensions

Formula corrected by Paolo P. Lava, Nov 20 2009