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 A178349 Partial sums of sum_{n=0...infinity} 1010^n. 1
 1, 1011, 1021111, 1031322111, 1041635332111, 1052051685432111, 1062572202286432111, 1073197924309296432111, 1083929903552389396432111, 1094769202587913290396432111, 1105716894613792423300396432111, 1116774063559930347533400396432111 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS For n = infinite: a(n)/1010^n = 1/1009 (Sequence A000930 reversed in decimal expansion). LINKS G. C. Greubel, Table of n, a(n) for n = 1..330 Index entries for linear recurrences with constant coefficients, signature (1011,-1010). FORMULA a(n) = a(n-1)* 1010 + 1 a(n) = (1010^n-1)/1009, with n>=1. - Paolo P. Lava, Jun 10 2010 G.f.: x / ( (1010*x-1)*(x-1) ). - R. J. Mathar, Nov 03 2016 EXAMPLE As overlapping Pascal triangles: ......1 ....1.0.1.1 ...1.0.2.1.1.1.1 ..1.0.3.1.3.2.2.1.1.1 .1.0.4.1.6.3.5.3.3.2.1.1.1 1.0.5.2.0.5.1.6.8.5.4.3.2.1.1.1 MATHEMATICA Accumulate[1010^Range[0, 20]] (* Harvey P. Dale, Oct 02 2014 *) PROG (PARI) for(n=1, 25, print1((1010^n-1)/1009, ", ")) \\ G. C. Greubel, May 02 2017 CROSSREFS Cf. A000930, A007318. Sequence in context: A115769 A267613 A178396 * A291962 A094946 A158877 Adjacent sequences:  A178346 A178347 A178348 * A178350 A178351 A178352 KEYWORD nonn,easy AUTHOR Mark Dols, May 25 2010 EXTENSIONS Corrected and extended by Harvey P. Dale, Oct 02 2014 STATUS approved

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Last modified January 19 05:31 EST 2019. Contains 319304 sequences. (Running on oeis4.)