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 A021499 Decimal expansion of 1/495. 2
 0, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0, 2, 0 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS 0, then repeat 0, 2. [Arkadiusz Wesolowski, Jul 22 2011] LINKS Table of n, a(n) for n=0..85. Index entries for linear recurrences with constant coefficients, signature (0,1). FORMULA a(n) = 1 + (-1)^n - 2*0^n = (-1 - A033999(n))*A062157(n). [Arkadiusz Wesolowski, Jul 22 2011] G.f.: 2*x^2/(1-x^2). - Bruno Berselli, Jul 22 2011 MATHEMATICA Join[{0, 0}, RealDigits[1/495, 10, 120][[1]]] (* or *) PadRight[{0}, 120, {2, 0}] (* Harvey P. Dale, Dec 13 2020 *) CROSSREFS Sequence in context: A277162 A230103 A267602 * A176742 A010673 A084099 Adjacent sequences: A021496 A021497 A021498 * A021500 A021501 A021502 KEYWORD nonn,cons AUTHOR N. J. A. Sloane. STATUS approved

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Last modified May 28 19:55 EDT 2024. Contains 372919 sequences. (Running on oeis4.)