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 A153079 a(n) = 13^n + 2. 1
 3, 15, 171, 2199, 28563, 371295, 4826811, 62748519, 815730723, 10604499375, 137858491851, 1792160394039, 23298085122483, 302875106592255, 3937376385699291, 51185893014090759, 665416609183179843, 8650415919381337935, 112455406951957393131 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..200 Index entries for linear recurrences with constant coefficients, signature (14,-13). FORMULA a(n) = 1 + A141012(n+1). - R. J. Mathar, Jan 05 2011 G.f.: ( 3-27*x ) / ( (13*x-1)*(x-1) ). - R. J. Mathar, Jan 05 2011 MATHEMATICA LinearRecurrence[{14, -13}, {3, 15}, 30] 13^Range[0, 20]+2 (* Harvey P. Dale, Aug 13 2019 *) PROG (MAGMA) I:=[3, 15]; [n le 2 select I[n] else 14*Self(n-1)-13*Self(n-2): n in [1..30]]; // Vincenzo Librandi, Feb 25 2012 CROSSREFS Sequence in context: A132683 A059386 A077792 * A173301 A260079 A087614 Adjacent sequences:  A153076 A153077 A153078 * A153080 A153081 A153082 KEYWORD nonn,easy AUTHOR Vincenzo Librandi, Feb 10 2009 EXTENSIONS a(9) corrected and a(17), a(18) added by R. J. Mathar, Jan 05 2011 STATUS approved

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Last modified February 27 03:50 EST 2020. Contains 332299 sequences. (Running on oeis4.)