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 A013748 a(n) = 11^(3*n + 1). 2
 11, 14641, 19487171, 25937424601, 34522712143931, 45949729863572161, 61159090448414546291, 81402749386839761113321, 108347059433883722041830251, 144209936106499234037676064081, 191943424957750480504146841291811 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..200 Tanya Khovanova, Recursive Sequences Index entries for linear recurrences with constant coefficients, signature (1331). FORMULA From Philippe Deléham, Nov 30 2008: (Start) a(n) = 1331*a(n-1); a(0)=11. G.f.: 11/(1-1331*x). a(n) = A013749(n)/11. (End) MAPLE seq(11^(3*n+1), n=0..10); # Nathaniel Johnston, Jun 26 2011 PROG (MAGMA) [11^(3*n+1): n in [0..15]]; // Vincenzo Librandi, Jun 26 2011 (PARI) a(n)=11^(3*n+1) \\ Charles R Greathouse IV, Jul 11 2016 CROSSREFS Cf. A013749. Sequence in context: A220979 A125546 A061965 * A076783 A249645 A145526 Adjacent sequences:  A013745 A013746 A013747 * A013749 A013750 A013751 KEYWORD nonn,easy AUTHOR STATUS approved

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Last modified January 23 19:25 EST 2019. Contains 319404 sequences. (Running on oeis4.)